When Flapjack pulls a sea monster-related prank on K'nuckles the citizens of Stormalong banish him from the harbor by throwing him into the ocean, leaving Flapjack to try to get him back.

When K'nuckles continues to trick people and blame ghosts, Flapjack consults Jayde, the resident ghost expert of Stormalong, to see if ghosts really do exist.