The game is about an extremely tough guy who is trying to do something.
If you can figure it out, you will win the game.
You only get one life. Throw it away!
Try to kill the main character as fast as possible to get highest score.
2013-12-22: I just want to make a fun game.
You may find some hints on the comment section posted by the others but I don't want to waste your time.
The spoiler below will show you exactly what to do :)
He will die when he and his heart collide.
Click on this photo
if you still can't finish the game.
2013-12-22: Changed image of the clouds, the sky and the ground.