Among the ruins of the city, there is a game only children can play. It is called “Otokoyo”; a game of hide-and-seek. But whenever children play this game, one by one they would disappear into the blinds of the buildings… The story begins when a boy enters the world of Otokoyo, to find his missing sister.

Four animal musicians consisting of a Horse, Cat, Dog, & Rooster set out on their own quest to try to find some fame by playing their own music. Unfortunitly every where they go, trouble always occurs whether they are being chased by town folk, a sword fish, or being attacked by an army.

All unemployed, Ki-taek's family takes peculiar interest in the wealthy and glamorous Parks for their livelihood until they get entangled in an unexpected incident.