From the Deep

A simple trip out to sea becomes more than anyone bargained for when the heroes from Storybrooke and Auradon encounter Ursula the sea witch. While nothing bad happens at first, the sea goddess runs afoul of a villain from Killian's past who forces her to abduct the pirate and bring him back to the Enchanted Forest. Hellbent on revenge and finding the greatest treasure, the heroes race to rescue the pirate before his fate becomes intertwined with his worst enemy...