===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,219 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Enemy = Container.expand(function () {
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 2;
+	self.health = 1;
+	self.targetX = 1024;
+	self.targetY = 1366;
+	self.lastX = self.x;
+	self.lastY = self.y;
+	self.takeDamage = function (amount) {
+		self.health -= amount;
+		if (self.health <= 0) {
+			return true;
+		}
+		return false;
+	};
+	self.update = function () {
+		self.lastX = self.x;
+		self.lastY = self.y;
+		var dx = self.targetX - self.x;
+		var dy = self.targetY - self.y;
+		var distance = Math.sqrt(dx * dx + dy * dy);
+		if (distance > 5) {
+			self.x += dx / distance * self.speed;
+			self.y += dy / distance * self.speed;
+		}
+	};
+	return self;
+});
+var ShieldSegment = Container.expand(function () {
+	var self = Container.call(this);
+	var segmentGraphics = self.attachAsset('shield', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 3;
+	self.takeDamage = function (amount) {
+		self.health -= amount;
+		if (self.health <= 0) {
+			return true;
+		}
+		tween(segmentGraphics, {
+			tint: 0xff6600
+		}, {
+			duration: 200
+		});
+		return false;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x1a1a2e
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var character = game.addChild(new Enemy());
+character.speed = 0;
+character.x = 1024;
+character.y = 1366;
+var characterGraphics = character.children[0];
+characterGraphics.tint = 0x00ff00;
+var enemies = [];
+var shields = [];
+var score = 0;
+var waveCounter = 0;
+var gameActive = true;
+// Create score display
+var scoreTxt = new Text2('Score: 0', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0, 0);
+LK.gui.topLeft.addChild(scoreTxt);
+// Draw shield tracking
+var isDrawing = false;
+var currentShieldLine = [];
+var lastShieldX = 0;
+var lastShieldY = 0;
+// Spawn enemy
+function spawnEnemy() {
+	if (!gameActive) return;
+	var angle = Math.random() * Math.PI * 2;
+	var spawnDistance = 300;
+	var spawnX = 1024 + Math.cos(angle) * spawnDistance;
+	var spawnY = 1366 + Math.sin(angle) * spawnDistance;
+	var newEnemy = game.addChild(new Enemy());
+	newEnemy.x = spawnX;
+	newEnemy.y = spawnY;
+	newEnemy.lastX = spawnX;
+	newEnemy.lastY = spawnY;
+	enemies.push(newEnemy);
+}
+// Create shield from drawn line
+function createShield(x, y) {
+	var newShield = game.addChild(new ShieldSegment());
+	newShield.x = x;
+	newShield.y = y;
+	shields.push(newShield);
+}
+// Enemy spawn timer
+var spawnTimer = LK.setInterval(function () {
+	if (gameActive) {
+		spawnEnemy();
+		waveCounter++;
+		// Increase difficulty
+		if (waveCounter % 5 === 0) {
+			for (var i = 0; i < enemies.length; i++) {
+				enemies[i].speed += 0.2;
+			}
+		}
+	}
+}, 1500);
+// Game input handlers
+game.down = function (x, y, obj) {
+	if (!gameActive) return;
+	isDrawing = true;
+	currentShieldLine = [];
+	lastShieldX = x;
+	lastShieldY = y;
+};
+game.move = function (x, y, obj) {
+	if (!gameActive || !isDrawing) return;
+	var dx = x - lastShieldX;
+	var dy = y - lastShieldY;
+	var distance = Math.sqrt(dx * dx + dy * dy);
+	// Create shield segments every 30 pixels
+	if (distance > 30) {
+		createShield(x, y);
+		lastShieldX = x;
+		lastShieldY = y;
+	}
+};
+game.up = function (x, y, obj) {
+	if (!gameActive) return;
+	isDrawing = false;
+	currentShieldLine = [];
+};
+// Main game update loop
+game.update = function () {
+	if (!gameActive) return;
+	// Update enemies
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		var enemy = enemies[i];
+		enemy.update();
+		// Check distance to character
+		var dx = character.x - enemy.x;
+		var dy = character.y - enemy.y;
+		var distance = Math.sqrt(dx * dx + dy * dy);
+		if (distance < 100) {
+			// Enemy reached character - game over
+			LK.effects.flashScreen(0xff0000, 500);
+			gameActive = false;
+			LK.showGameOver();
+			LK.clearInterval(spawnTimer);
+			return;
+		}
+		// Check collision with shields
+		var enemyDestroyed = false;
+		for (var j = shields.length - 1; j >= 0; j--) {
+			var shield = shields[j];
+			var shieldDx = shield.x - enemy.x;
+			var shieldDy = shield.y - enemy.y;
+			var shieldDistance = Math.sqrt(shieldDx * shieldDx + shieldDy * shieldDy);
+			if (shieldDistance < 60) {
+				// Enemy hits shield
+				if (enemy.takeDamage(1)) {
+					// Enemy defeated
+					LK.getSound('enemyDefeat').play();
+					enemy.destroy();
+					enemies.splice(i, 1);
+					score += 10;
+					scoreTxt.setText('Score: ' + score);
+					// Win condition
+					if (score >= 500) {
+						gameActive = false;
+						LK.clearInterval(spawnTimer);
+						LK.showYouWin();
+					}
+					enemyDestroyed = true;
+				} else {
+					// Shield takes damage
+					if (shield.takeDamage(1)) {
+						LK.getSound('hit').play();
+						shield.destroy();
+						shields.splice(j, 1);
+					}
+				}
+				break;
+			}
+		}
+		if (enemyDestroyed) break;
+	}
+	// Clean up off-screen shields
+	for (var k = shields.length - 1; k >= 0; k--) {
+		var shield = shields[k];
+		if (shield.x < -100 || shield.x > 2148 || shield.y < -100 || shield.y > 2832) {
+			shield.destroy();
+			shields.splice(k, 1);
+		}
+	}
+};
\ No newline at end of file