The main character is a semi-mechanical frog Froggy, created by a mad scientist. Froggy's aim is to escape from the lab, and the player's task is to give him the protection and the help in the travel.
Froggy the frog will find many adventures. The background of the story is, among other things: interior of the well, the tropics, the skies and even the universe. Game as a whole has stylish graphics and music.