The year is 2100 and humanity has abandoned the earth. But deep down in the oceans a colony of sea creatures still carries on. When the little octopus Deep happens to cause an accident that destroys their home, the leader of the colony, Kraken, orders them to set out for help. With him he takes his two best friends, the neurotic shrimp deep-sea shrimp and the clumsy angler fish Alice. Together they leave for an epic and exciting adventure among underwater societies and sunken ships, meeting all kinds of amazing creatures. The film has been awarded with prizes for Best animated film at several Spanish film festivals.