Who lives at the bottom of the ocean, who lives in the depths of the sea, and who is near the shore? How do marine inhabitants eat, hunt and defend themselves? Is it true that all fish are dumb? But no! Thanks to screenwriter Christophe Kaznov and artist Zhiteri, fish, as well as mollusks, crustaceans and marine mammals will tell about their exciting lives - and tell with a sea (or even an ocean) of humor.