===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,175 @@
-/****
+/**** 
+* Classes
+****/ 
+// Obstacle class
+var Obstacle = Container.expand(function () {
+	var self = Container.call(this);
+	var obstacleAsset = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Set initial size and color for obstacle asset
+	obstacleAsset.width = 100;
+	obstacleAsset.height = 100;
+	// Defensive: track last position for event logic
+	self.lastX = 0;
+	self.lastY = 0;
+	// Speed and direction will be set on spawn
+	self.vx = 0;
+	self.vy = 0;
+	self.update = function () {
+		self.lastX = self.x;
+		self.lastY = self.y;
+		self.x += self.vx;
+		self.y += self.vy;
+	};
+	return self;
+});
+// Player character class
+var Player = Container.expand(function () {
+	var self = Container.call(this);
+	var playerAsset = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Set initial size and color for player asset
+	playerAsset.width = 120;
+	playerAsset.height = 120;
+	// Defensive: track last position for event logic
+	self.lastX = 0;
+	self.lastY = 0;
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
 	backgroundColor: 0x000000
-});
\ No newline at end of file
+});
+
+/**** 
+* Game Code
+****/ 
+;
+// --- Drag & Dodge core game logic ---
+// Global variables
+var player = null;
+var obstacles = [];
+var score = 0;
+var scoreText = null;
+var dragNode = null;
+var lastGameOver = false;
+var obstacleSpawnInterval = 90; // ticks between spawns, will decrease for difficulty
+var minObstacleInterval = 30;
+var ticksSinceLastObstacle = 0;
+// Add player to center of screen
+player = new Player();
+player.x = 2048 / 2;
+player.y = 2732 / 2;
+game.addChild(player);
+// Score display
+scoreText = new Text2('0', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreText);
+// Drag logic
+game.down = function (x, y, obj) {
+	// Start dragging player if touch/click is near player
+	var dx = x - player.x;
+	var dy = y - player.y;
+	var dist = Math.sqrt(dx * dx + dy * dy);
+	if (dist < 150) {
+		dragNode = player;
+	}
+};
+game.move = function (x, y, obj) {
+	if (dragNode === player) {
+		// Clamp player inside game area
+		var halfW = player.width / 2;
+		var halfH = player.height / 2;
+		player.x = Math.max(halfW, Math.min(2048 - halfW, x));
+		player.y = Math.max(halfH, Math.min(2732 - halfH, y));
+	}
+};
+game.up = function (x, y, obj) {
+	dragNode = null;
+};
+// Obstacle spawn logic
+function spawnObstacle() {
+	var edge = Math.floor(Math.random() * 4); // 0=top, 1=right, 2=bottom, 3=left
+	var obs = new Obstacle();
+	var speed = 8 + Math.random() * 6 + Math.min(10, score / 10); // increase speed with score
+	var px = 0,
+		py = 0,
+		vx = 0,
+		vy = 0;
+	if (edge === 0) {
+		// top
+		px = Math.random() * 2048;
+		py = -60;
+		vx = (player.x - px) / 60;
+		vy = speed;
+	} else if (edge === 1) {
+		// right
+		px = 2048 + 60;
+		py = Math.random() * 2732;
+		vx = -speed;
+		vy = (player.y - py) / 60;
+	} else if (edge === 2) {
+		// bottom
+		px = Math.random() * 2048;
+		py = 2732 + 60;
+		vx = (player.x - px) / 60;
+		vy = -speed;
+	} else {
+		// left
+		px = -60;
+		py = Math.random() * 2732;
+		vx = speed;
+		vy = (player.y - py) / 60;
+	}
+	obs.x = px;
+	obs.y = py;
+	obs.vx = vx;
+	obs.vy = vy;
+	obs.lastWasIntersecting = false;
+	game.addChild(obs);
+	obstacles.push(obs);
+}
+// Game update loop
+game.update = function () {
+	// Spawn obstacles
+	ticksSinceLastObstacle++;
+	var interval = Math.max(minObstacleInterval, obstacleSpawnInterval - Math.floor(score / 10));
+	if (ticksSinceLastObstacle >= interval) {
+		spawnObstacle();
+		ticksSinceLastObstacle = 0;
+	}
+	// Update obstacles
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obs = obstacles[i];
+		obs.update();
+		// Remove if off screen
+		if (obs.x < -200 || obs.x > 2248 || obs.y < -200 || obs.y > 2932) {
+			obs.destroy();
+			obstacles.splice(i, 1);
+			continue;
+		}
+		// Collision detection (only on the frame it happens)
+		if (!obs.lastWasIntersecting && obs.intersects(player)) {
+			LK.effects.flashScreen(0xff0000, 800);
+			LK.showGameOver();
+			lastGameOver = true;
+			return;
+		}
+		obs.lastWasIntersecting = obs.intersects(player);
+	}
+	// Score increases with time survived
+	if (!lastGameOver && LK.ticks % 6 === 0) {
+		score++;
+		scoreText.setText(score);
+	}
+};
\ No newline at end of file