"CaoCao" is surrounded - he is in danger. Is "CaoCao" able to survive? It depends on you.

You can use the pen move the bricks if there are no other bricks to stop them. If the brick only has one direction in which it can move, it will move when the pen presses it. Otherwise, you must select the direction in which you want to move after you press it.

The game is complete when the biggest brick ("CaoCao") is at the bottom center. If you can't figure out how to move, press the "Hint" button.

If all the steps you have taken are correct, the program will hint which brick you should move. If you made a mistake on moving bricks, you can press the "Undo" button. The limit of undos is 10 steps.

The game will begin from the tutorial. The tutorial level is very easy. If you play step by step, you will learn how to play this game.