Meet Harry, an adventurous mouse wants to eat all the cheese that he can find. The great news is that Harry wants you to join him in his grand adventure and he promises that you'll have lots of fun. You will have three worlds to discover, each having, 10, 20 and 30 levels to complete successfully. If it's your first time playing, you have to complete the first level in order to unlock the following one and so on. Your objective is to direct Harry, the mouse who travels hanging on a balloon and collect all the pieces of cheese and then get in his hole. As you play along, it will be more and more challenging to get back to the hole. You have to prevent Harry from touching the upper and bottom the jagged edges or else the balloon will break and you will lose the game. Have fun!