===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,395 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+// Happiness Bar Class
+var HappinessBar = Container.expand(function () {
+	var self = Container.call(this);
+	// Attach background
+	self.bg = self.attachAsset('happyBarBg', {
+		anchorX: 0,
+		anchorY: 0.5
+	});
+	// Attach fill
+	self.fill = self.attachAsset('happyBarFill', {
+		anchorX: 0,
+		anchorY: 0.5
+	});
+	// Set value (0-100)
+	self.setValue = function (val) {
+		if (val < 0) val = 0;
+		if (val > 100) val = 100;
+		self.value = val;
+		self.fill.width = 8 * val;
+	};
+	// Set initial value
+	self.setValue(100);
+	return self;
+});
+/**** 
+* Game Data
+****/ 
+// Each scenario: { text: String, options: [ { text: String, happiness: Number, next: Number|null, ending: String|null } ] }
+// If next is null and ending is not null, it's an ending.
+// Option Button Class
+var OptionButton = Container.expand(function () {
+	var self = Container.call(this);
+	// Default state
+	self.selected = false;
+	self.disabled = false;
+	// Attach background
+	self.bg = self.attachAsset('optionBtn', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Attach text
+	self.label = new Text2('', {
+		size: 70,
+		fill: 0x222222,
+		wordWrap: true,
+		wordWrapWidth: 1100
+	});
+	self.label.anchor.set(0.5, 0.5);
+	self.addChild(self.label);
+	// Set label text
+	self.setText = function (txt) {
+		self.label.setText(txt);
+	};
+	// Set selected state
+	self.setSelected = function (selected) {
+		self.selected = selected;
+		if (self.selected) {
+			self.bg.assetId = 'optionBtnSelected';
+			self.bg.setAsset('optionBtnSelected');
+		} else {
+			self.bg.assetId = 'optionBtn';
+			self.bg.setAsset('optionBtn');
+		}
+	};
+	// Set disabled state
+	self.setDisabled = function (disabled) {
+		self.disabled = disabled;
+		if (self.disabled) {
+			self.bg.assetId = 'optionBtnDisabled';
+			self.bg.setAsset('optionBtnDisabled');
+		} else {
+			self.setSelected(self.selected);
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0xfafafa
+});
+
+/**** 
+* Game Code
+****/ 
+// If next is null and ending is not null, it's an ending.
+// Each scenario: { text: String, options: [ { text: String, happiness: Number, next: Number|null, ending: String|null } ] }
+/**** 
+* Game Data
+****/ 
+// Happiness bar fill
+// Happiness bar background
+// Option button (disabled)
+// Option button (selected)
+// Option button
+// Character: The girl
+// Game state
+var scenarios = [{
+	text: "It's the first day of high school. The girl feels nervous and alone. What should she do?",
+	options: [{
+		text: "Try to talk to a classmate and make a friend.",
+		happiness: +10,
+		next: 1
+	}, {
+		text: "Stay quiet and hope someone approaches her.",
+		happiness: -5,
+		next: 2
+	}, {
+		text: "Skip class and go home.",
+		happiness: -20,
+		next: null,
+		ending: "She misses important introductions and feels even more isolated. Her happiness drops."
+	}]
+}, {
+	text: "She made a new friend! But now she has a lot of homework and her friend invites her out.",
+	options: [{
+		text: "Go out with her friend and do homework later.",
+		happiness: +5,
+		next: 3
+	}, {
+		text: "Politely decline and focus on homework.",
+		happiness: +0,
+		next: 4
+	}, {
+		text: "Lie to her parents and sneak out.",
+		happiness: -10,
+		next: null,
+		ending: "Her parents find out and she loses their trust. She feels guilty."
+	}]
+}, {
+	text: "She waits, but no one talks to her. She feels sad. What should she do next?",
+	options: [{
+		text: "Try to join a club after school.",
+		happiness: +10,
+		next: 5
+	}, {
+		text: "Go home and cry.",
+		happiness: -10,
+		next: null,
+		ending: "She feels alone and her confidence drops."
+	}]
+}, {
+	text: "She had fun with her friend, but now it's late and homework isn't done.",
+	options: [{
+		text: "Stay up late to finish homework.",
+		happiness: -5,
+		next: 6
+	}, {
+		text: "Go to bed and hope for the best.",
+		happiness: -10,
+		next: null,
+		ending: "She gets in trouble at school for not doing homework."
+	}]
+}, {
+	text: "She finishes her homework and feels accomplished, but her friend is upset.",
+	options: [{
+		text: "Explain to her friend why homework was important.",
+		happiness: +5,
+		next: 7
+	}, {
+		text: "Ignore her friend's feelings.",
+		happiness: -10,
+		next: null,
+		ending: "Her friend feels hurt and distances herself."
+	}]
+}, {
+	text: "She joins a club and meets new people. She feels happier.",
+	options: [{
+		text: "Continue attending the club.",
+		happiness: +10,
+		next: 7
+	}, {
+		text: "Quit after one day.",
+		happiness: -10,
+		next: null,
+		ending: "She misses out on new friendships."
+	}]
+}, {
+	text: "She is tired the next day and can't focus in class.",
+	options: [{
+		text: "Ask the teacher for help.",
+		happiness: +5,
+		next: 7
+	}, {
+		text: "Try to get through the day alone.",
+		happiness: -5,
+		next: null,
+		ending: "She struggles and feels overwhelmed."
+	}]
+}, {
+	text: "Her parents notice she's stressed. They ask if she's okay.",
+	options: [{
+		text: "Open up to her parents.",
+		happiness: +10,
+		next: null,
+		ending: "Her parents support her and she feels loved. She is happy!"
+	}, {
+		text: "Keep her feelings to herself.",
+		happiness: -10,
+		next: null,
+		ending: "She feels alone, but hopes things will get better."
+	}]
+}];
+var currentScenario = 0;
+var happiness = 100;
+var optionButtons = [];
+var scenarioText = null;
+var girlSprite = null;
+var happinessBar = null;
+var endingText = null;
+var canSelect = true;
+// Add girl sprite (centered horizontally, upper part of screen)
+girlSprite = LK.getAsset('girl', {
+	anchorX: 0.5,
+	anchorY: 0,
+	x: 2048 / 2,
+	y: 180
+});
+game.addChild(girlSprite);
+// Add scenario text (centered, below girl)
+scenarioText = new Text2('', {
+	size: 80,
+	fill: 0x333333,
+	wordWrap: true,
+	wordWrapWidth: 1800
+});
+scenarioText.anchor.set(0.5, 0);
+scenarioText.x = 2048 / 2;
+scenarioText.y = 180 + girlSprite.height + 60;
+game.addChild(scenarioText);
+// Add happiness bar (centered, above girl)
+happinessBar = new HappinessBar();
+happinessBar.x = (2048 - 800) / 2;
+happinessBar.y = 120;
+game.addChild(happinessBar);
+// Add happiness label
+var happyLabel = new Text2('Happiness', {
+	size: 48,
+	fill: 0x666666
+});
+happyLabel.anchor.set(0.5, 1);
+happyLabel.x = 2048 / 2;
+happyLabel.y = happinessBar.y - 10;
+game.addChild(happyLabel);
+// Add option buttons (max 3 per scenario)
+for (var i = 0; i < 3; i++) {
+	var btn = new OptionButton();
+	btn.x = 2048 / 2;
+	btn.y = 1200 + i * 260;
+	btn.visible = false;
+	(function (idx) {
+		btn.down = function (x, y, obj) {
+			if (!canSelect || btn.disabled) return;
+			selectOption(idx);
+		};
+	})(i);
+	game.addChild(btn);
+	optionButtons.push(btn);
+}
+// Add ending text (hidden by default)
+endingText = new Text2('', {
+	size: 90,
+	fill: 0xD32F2F,
+	wordWrap: true,
+	wordWrapWidth: 1800
+});
+endingText.anchor.set(0.5, 0.5);
+endingText.x = 2048 / 2;
+endingText.y = 2732 / 2;
+endingText.visible = false;
+game.addChild(endingText);
+// Show scenario
+function showScenario(idx) {
+	canSelect = true;
+	endingText.visible = false;
+	var sc = scenarios[idx];
+	scenarioText.setText(sc.text);
+	// Show options
+	for (var i = 0; i < optionButtons.length; i++) {
+		if (sc.options[i]) {
+			optionButtons[i].visible = true;
+			optionButtons[i].setText(sc.options[i].text);
+			optionButtons[i].setSelected(false);
+			optionButtons[i].setDisabled(false);
+		} else {
+			optionButtons[i].visible = false;
+		}
+	}
+}
+// Handle option selection
+function selectOption(optIdx) {
+	canSelect = false;
+	var sc = scenarios[currentScenario];
+	var opt = sc.options[optIdx];
+	// Animate button selection
+	for (var i = 0; i < optionButtons.length; i++) {
+		optionButtons[i].setDisabled(true);
+		optionButtons[i].setSelected(i === optIdx);
+	}
+	// Animate happiness bar
+	var newHappiness = happiness + opt.happiness;
+	if (newHappiness > 100) newHappiness = 100;
+	if (newHappiness < 0) newHappiness = 0;
+	tween(happinessBar.fill, {
+		width: 8 * newHappiness
+	}, {
+		duration: 400,
+		easing: tween.cubicOut
+	});
+	happiness = newHappiness;
+	// Animate girl (flash color if happiness drops)
+	if (opt.happiness < 0) {
+		tween(girlSprite, {
+			tint: 0xd32f2f
+		}, {
+			duration: 200,
+			onFinish: function onFinish() {
+				tween(girlSprite, {
+					tint: 0xf7b6d2
+				}, {
+					duration: 400
+				});
+			}
+		});
+	} else if (opt.happiness > 0) {
+		tween(girlSprite, {
+			tint: 0x81c784
+		}, {
+			duration: 200,
+			onFinish: function onFinish() {
+				tween(girlSprite, {
+					tint: 0xf7b6d2
+				}, {
+					duration: 400
+				});
+			}
+		});
+	}
+	// After short delay, go to next scenario or ending
+	LK.setTimeout(function () {
+		if (opt.ending) {
+			showEnding(opt.ending);
+		} else if (opt.next !== undefined && opt.next !== null) {
+			currentScenario = opt.next;
+			showScenario(currentScenario);
+		} else {
+			// No next, no ending: treat as ending
+			showEnding("The story ends here.");
+		}
+	}, 700);
+}
+// Show ending
+function showEnding(txt) {
+	for (var i = 0; i < optionButtons.length; i++) {
+		optionButtons[i].visible = false;
+	}
+	scenarioText.setText('');
+	endingText.setText(txt + "\n\nFinal Happiness: " + happiness);
+	endingText.visible = true;
+	// If happiness is high, show win, else show game over
+	LK.setTimeout(function () {
+		if (happiness >= 60) {
+			LK.showYouWin();
+		} else {
+			LK.showGameOver();
+		}
+	}, 1800);
+}
+// Start game
+function startGame() {
+	currentScenario = 0;
+	happiness = 100;
+	happinessBar.setValue(happiness);
+	girlSprite.tint = 0xf7b6d2;
+	showScenario(currentScenario);
+}
+startGame();
+// No dragging or move events needed for this game
+// Update happiness bar value every frame (in case of tween)
+game.update = function () {
+	// Clamp fill width
+	if (happinessBar.fill.width < 0) happinessBar.fill.width = 0;
+	if (happinessBar.fill.width > 800) happinessBar.fill.width = 800;
+	// Optionally, could animate other things here
+};
\ No newline at end of file