diff --git a/public/src/css/loadsong.css b/public/src/css/loadsong.css
index 534f6df..1a18c5a 100644
--- a/public/src/css/loadsong.css
+++ b/public/src/css/loadsong.css
@@ -32,3 +32,8 @@
 	text-align: center;
 	z-index: 1;
 }
+#p2-cancel-button{
+	display: none;
+	position: absolute;
+	bottom: -55px;
+}
diff --git a/public/src/css/main.css b/public/src/css/main.css
index 4814eb7..83e4d42 100644
--- a/public/src/css/main.css
+++ b/public/src/css/main.css
@@ -170,6 +170,7 @@ kbd{
 }
 .taibtn{
 	display: inline-block;
+	background: #f6ead4;
 	padding: 0.4em 0.4em;
 	border-radius: 0.5em;
 	border: 0.1em rgba(218, 205, 178, 1) solid;
diff --git a/public/src/js/circle.js b/public/src/js/circle.js
index 0bae2d8..de780e7 100644
--- a/public/src/js/circle.js
+++ b/public/src/js/circle.js
@@ -16,6 +16,7 @@ class Circle{
 		this.lastFrame = this.ms + 100
 		this.animationEnded = false
 		this.timesHit = 0
+		this.timesKa = 0
 		this.requiredHits = config.requiredHits || 0
 		this.rendaPlayed = false
 		this.gogoTime = config.gogoTime
@@ -57,8 +58,11 @@ class Circle{
 		this.score = score
 		this.isPlayed = score <= 0 ? score - 1 : (big ? 2 : 1)
 	}
-	hit(){
+	hit(keysKa){
 		this.timesHit++
+		if(keysKa){
+			this.timesKa++
+		}
 	}
 	getScore(){
 		return this.score
diff --git a/public/src/js/controller.js b/public/src/js/controller.js
index db21ace..b4fbeb4 100644
--- a/public/src/js/controller.js
+++ b/public/src/js/controller.js
@@ -32,13 +32,13 @@ class Controller{
 	run(syncWith){
 		this.game.run()
 		this.view.run()
-		this.startMainLoop()
 		if(syncWith){
 			syncWith.run()
 			syncWith.game.elapsedTime = this.game.elapsedTime
 			syncWith.game.startDate = this.game.startDate
 			this.syncWith = syncWith
 		}
+		this.startMainLoop()
 		if(!this.multiplayer){
 			debugObj.controller = this
 			if(debugObj.debug){
diff --git a/public/src/js/game.js b/public/src/js/game.js
index d7a2fdc..715a9ff 100644
--- a/public/src/js/game.js
+++ b/public/src/js/game.js
@@ -54,7 +54,9 @@ class Game{
 		this.checkPlays()
 		// Event operations
 		this.whenFadeoutMusic()
-		this.whenLastCirclePlayed()
+		if(this.controller.multiplayer !== 2){
+			this.whenLastCirclePlayed()
+		}
 	}
 	getCircles(){
 		return this.songData.circles
@@ -91,9 +93,13 @@ class Game{
 							circle.played(-1, false)
 							this.updateCurrentCircle()
 							if(this.controller.multiplayer === 1){
-								p2.send("drumroll", {
+								var value = {
 									pace: (ms - circle.getMS()) / circle.timesHit
-								})
+								}
+								if(type === "drumroll" || type === "daiDrumroll"){
+									value.kaAmount = circle.timesKa / circle.timesHit
+								}
+								p2.send("drumroll", value)
 							}
 						}else{
 							var currentScore = 0
@@ -207,11 +213,15 @@ class Game{
 			this.updateGlobalScore(score, typeDai && keyDai ? 2 : 1, circle.gogoTime)
 			this.updateCurrentCircle()
 			if(this.controller.multiplayer == 1){
-				p2.send("note", {
+				var value = {
 					score: score,
 					ms: circle.getMS() - currentTime,
 					dai: typeDai ? keyDai ? 2 : 1 : 0
-				})
+				}
+				if((!keysDon || !typeDon) && (!keysKa || !typeKa)){
+					value.reverse = true
+				}
+				p2.send("note", value)
 			}
 		}else{
 			if(circle.getMS() > currentTime || currentTime > circle.getEndTime()){
@@ -223,9 +233,9 @@ class Game{
 					this.checkBalloon(circle)
 				}
 			}else if((keysDon || keysKa) && (type === "drumroll" || type === "daiDrumroll")){
-				this.checkDrumroll(circle)
+				this.checkDrumroll(circle, keysKa)
 				if(keyDai){
-					this.checkDrumroll(circle)
+					this.checkDrumroll(circle, keysKa)
 				}
 			}
 		}
@@ -249,11 +259,11 @@ class Game{
 		this.globalScore.drumroll ++
 		this.globalScore.points += score
 	}
-	checkDrumroll(circle){
+	checkDrumroll(circle, keysKa){
 		var ms = this.elapsedTime
 		var dai = circle.getType() === "daiDrumroll"
 		var score = 100
-		circle.hit()
+		circle.hit(keysKa)
 		var keyTime = this.controller.getKeyTime()
 		if(circle.getType() === "drumroll"){
 			var sound = keyTime["don"] > keyTime["ka"] ? "don" : "ka"
@@ -275,11 +285,24 @@ class Game{
 		this.globalScore.points += score * (dai ? 2 : 1)
 	}
 	whenLastCirclePlayed(){
-		var circles = this.songData.circles
-		var lastCircle = circles[circles.length - 1]
 		var ms = this.elapsedTime
-		if(!this.fadeOutStarted && ms >= lastCircle.getEndTime() + 2000){
+		if(!this.lastCircle){
+			var circles = this.songData.circles
+			this.lastCircle = circles[circles.length - 1].getEndTime()
+			if(this.controller.multiplayer){
+				var syncWith = this.controller.syncWith
+				var syncCircles = syncWith.game.songData.circles
+				var syncLastCircle = syncCircles[syncCircles.length - 1].getEndTime()
+				if(syncLastCircle > this.lastCircle){
+					this.lastCircle = syncLastCircle
+				}
+			}
+		}
+		if(!this.fadeOutStarted && ms >= this.lastCircle + 2000){
 			this.fadeOutStarted = ms
+			if(this.controller.multiplayer){
+				this.controller.syncWith.game.fadeOutStarted = ms
+			}
 		}
 	}
 	whenFadeoutMusic(){
diff --git a/public/src/js/loadsong.js b/public/src/js/loadsong.js
index 1321e81..bb21bbf 100644
--- a/public/src/js/loadsong.js
+++ b/public/src/js/loadsong.js
@@ -65,12 +65,18 @@ class loadSong{
 			loadingText.firstChild.data = waitingText
 			loadingText.setAttribute("alt", waitingText)
 			
+			this.cancelButton = document.getElementById("p2-cancel-button")
+			this.cancelButton.style.display = "inline-block"
+			pageEvents.add(this.cancelButton, ["mousedown", "touchstart"], this.cancelLoad.bind(this))
+			
 			this.song2Data = this.songData
 			this.selectedSong2 = this.selectedSong
 			pageEvents.add(p2, "message", event => {
 				if(event.type === "gameload"){
+					this.cancelButton.style.display = ""
+					
 					if(event.value === this.selectedSong.difficulty){
-						p2.send("gamestart")
+						this.startMultiplayer()
 					}else{
 						this.selectedSong2 = {
 							title: this.selectedSong.title,
@@ -80,13 +86,13 @@ class loadSong{
 							offset: this.selectedSong.offset
 						}
 						if(this.selectedSong.type === "tja"){
-							p2.send("gamestart")
+							this.startMultiplayer()
 						}else{
 							loader.ajax(this.getSongPath(this.selectedSong2)).then(data => {
 								this.song2Data = data.replace(/\0/g, "").split("\n")
-								p2.send("gamestart")
+								this.startMultiplayer()
 							}, () => {
-								p2.send("gamestart")
+								this.startMultiplayer()
 							})
 						}
 					}
@@ -97,6 +103,9 @@ class loadSong{
 					var taikoGame1 = new Controller(this.selectedSong, this.songData, false, 1, this.touchEnabled)
 					var taikoGame2 = new Controller(this.selectedSong2, this.song2Data, true, 2, this.touchEnabled)
 					taikoGame1.run(taikoGame2)
+				}else if(event.type === "left" || event.type === "gameend"){
+					this.clean()
+					new SongSelect(false, false, this.touchEnabled)
 				}
 			})
 			p2.send("join", {
@@ -110,7 +119,37 @@ class loadSong{
 			taikoGame.run()
 		}
 	}
+	startMultiplayer(repeat){
+		if(document.hasFocus()){
+			p2.send("gamestart")
+		}else{
+			if(!repeat){
+				for(var i = 0; i < 3; i++){
+					assets.sounds["note_don"].play(i * 0.2)
+				}
+			}
+			setTimeout(() => {
+				this.startMultiplayer(true)
+			}, 100)
+		}
+	}
+	cancelLoad(event){
+		if(event.type === "mousedown"){
+			if(event.which !== 1){
+				return
+			}
+		}else{
+			event.preventDefault()
+		}
+		p2.send("leave")
+		assets.sounds["don"].play()
+		this.cancelButton.style.pointerEvents = "none"
+	}
 	clean(){
 		pageEvents.remove(p2, "message")
+		if(this.cancelButton){
+			pageEvents.remove(this.cancelButton, ["mousedown", "touchstart"])
+			delete this.cancelButton
+		}
 	}
 }
diff --git a/public/src/js/mekadon.js b/public/src/js/mekadon.js
index 8dce1f9..1fd6f49 100644
--- a/public/src/js/mekadon.js
+++ b/public/src/js/mekadon.js
@@ -20,15 +20,19 @@ class Mekadon{
 			this.playAt(circle, 0, 450)
 		}
 	}
-	playAt(circle, ms, score, dai){
+	playAt(circle, ms, score, dai, reverse){
 		var currentMs = circle.getMS() - this.getMS()
 		if(ms > currentMs - 10){
-			return this.playNow(circle, score, dai)
+			return this.playNow(circle, score, dai, reverse)
 		}
 	}
-	playDrumrollAt(circle, ms, pace){
+	playDrumrollAt(circle, ms, pace, kaAmount){
 		if(pace && this.getMS() >= this.lastHit + pace){
-			this.playAt(circle, ms)
+			var score = 1
+			if(kaAmount > 0){
+				score = Math.random() > kaAmount ? 1 : 2
+			}
+			this.playAt(circle, ms, score)
 		}
 	}
 	miss(circle){
@@ -41,7 +45,7 @@ class Mekadon{
 			return true
 		}
 	}
-	playNow(circle, score, dai){
+	playNow(circle, score, dai, reverse){
 		var kbd = this.controller.getBindings()
 		var type = circle.getType()
 		var keyDai = false
@@ -54,12 +58,19 @@ class Mekadon{
 			var ms = circle.getMS()
 		}
 		
+		if(reverse){
+			if(type === "don" || type === "daiDon"){
+				type = "ka"
+			}else if(type === "ka" || type === "daiKa"){
+				type = "don"
+			}
+		}
 		if(type == "daiDon" && playDai){
 			this.setKey(kbd["don_l"], ms)
 			this.setKey(kbd["don_r"], ms)
 			this.lr = false
 			keyDai = true
-		}else if(type == "don" || type == "daiDon" || drumrollNotes){
+		}else if(type == "don" || type == "daiDon" || drumrollNotes && score !== 2){
 			this.setKey(this.lr ? kbd["don_l"] : kbd["don_r"], ms)
 			this.lr = !this.lr
 		}else if(type == "daiKa" && playDai){
@@ -67,7 +78,7 @@ class Mekadon{
 			this.setKey(kbd["ka_r"], ms)
 			this.lr = false
 			keyDai = true
-		}else if(type == "ka" || type == "daiKa"){
+		}else if(type == "ka" || type == "daiKa" || drumrollNotes){
 			this.setKey(this.lr ? kbd["ka_l"] : kbd["ka_r"], ms)
 			this.lr = !this.lr
 		}
@@ -77,7 +88,7 @@ class Mekadon{
 			}
 			this.game.checkBalloon(circle)
 		}else if(type === "drumroll" || type === "daiDrumroll"){
-			this.game.checkDrumroll(circle)
+			this.game.checkDrumroll(circle, score === 2)
 		}else{
 			this.controller.displayScore(score)
 			this.game.updateCombo(score)
diff --git a/public/src/js/p2.js b/public/src/js/p2.js
index 046c542..b635cb1 100644
--- a/public/src/js/p2.js
+++ b/public/src/js/p2.js
@@ -106,6 +106,7 @@ class P2Connection{
 				this.notes = []
 				this.drumrollPace = 45
 				this.dai = 2
+				this.kaAmount = 0
 				this.results = false
 				break
 			case "gameend":
@@ -130,6 +131,9 @@ class P2Connection{
 				break
 			case "drumroll":
 				this.drumrollPace = response.value.pace
+				if("kaAmount" in response.value){
+					this.kaAmount = response.value.kaAmount
+				}
 				break
 			case "session":
 				this.clearMessage("users")
@@ -160,7 +164,7 @@ class P2Connection{
 			}
 			
 			if(drumrollNotes){
-				mekadon.playDrumrollAt(circle, 0, this.drumrollPace)
+				mekadon.playDrumrollAt(circle, 0, this.drumrollPace, type === "drumroll" || type === "daiDrumroll" ? this.kaAmount : 0)
 			}else if(this.notes.length === 0){
 				mekadon.play(circle)
 			}else{
@@ -170,7 +174,7 @@ class P2Connection{
 					if(circle.getType() === "daiDon" || circle.getType() === "daiKa"){
 						dai = this.dai
 					}
-					if(mekadon.playAt(circle, note.ms, note.score, dai)){
+					if(mekadon.playAt(circle, note.ms, note.score, dai, note.reverse)){
 						this.notes.shift()
 					}
 				}else{
diff --git a/public/src/views/loadsong.html b/public/src/views/loadsong.html
index 332b678..6571b85 100644
--- a/public/src/views/loadsong.html
+++ b/public/src/views/loadsong.html
@@ -2,5 +2,6 @@
 	<div id="loading-song">
 		<div id="loading-don"></div>
 		<div class="loading-text stroke-sub" alt="Loading...">Loading...</div>
+		<div id="p2-cancel-button" class="taibtn stroke-sub" alt="Cancel">Cancel</div>
 	</div>
 </div>
diff --git a/server.py b/server.py
index 4b8fe4c..19ddd03 100644
--- a/server.py
+++ b/server.py
@@ -145,15 +145,30 @@ async def connection(ws, path):
 							await ws.send(msgobj("gameend"))
 				elif action == "waiting" or action == "loading" or action == "loaded":
 					# Waiting for another user
-					if type == "leave" and not user["session"]:
+					if type == "leave":
 						# Stop waiting
-						del server_status["waiting"][user["gameid"]]
-						del user["gameid"]
-						user["action"] = "ready"
-						await asyncio.wait([
-							ws.send(msgobj("left")),
-							notify_status()
-						])
+						if user["session"]:
+							if "other_user" in user and "ws" in user["other_user"]:
+								user["action"] = "songsel"
+								await asyncio.wait([
+									ws.send(msgobj("left")),
+									user["other_user"]["ws"].send(msgobj("users", []))
+								])
+							else:
+								user["action"] = "ready"
+								user["session"] = False
+								await asyncio.wait([
+									ws.send(msgobj("gameend")),
+									ws.send(status_event())
+								])
+						else:
+							del server_status["waiting"][user["gameid"]]
+							del user["gameid"]
+							user["action"] = "ready"
+							await asyncio.wait([
+								ws.send(msgobj("left")),
+								notify_status()
+							])
 					if action == "loading":
 						if type == "gamestart":
 							user["action"] = "loaded"