While cooling off in the backyard, the Teen Titans daydream about buying a bigger inflatable pool. Suddenly, a Multiverse portal grants their wish for riches by sending them on a high seas search for Davy Jones' Locker! But their quest isn't going to be easy. A cunning crew of Pirate Titans is also on the hunt-and they fight dirty. Can the young heroes outwit their sea-dog doppelgangers to find the buried treasure first? Or will their dreams of backyard bliss be plundered?