It's a game about big fishes eating small fishes.
The game is divided into three views called ReadyView,MainView and EndView.In the MainView,you must compare you, a small fish,with any fishes you have seen.Try to avoid those who are bigger than you,but eat those who are smaller. After a while,you will become bigger and bigger.If you are the biggest one,you have won!
Now,try it.Good luck!