Dexter starts his own campaign to run for mayor of Quetzo, but needs a wife to accomplish it, but Flipper saves Dexter from marrying a beguiling jellyfish.
A rising tide is threatening Illoka and the Milehouni build a sea wall. Dexter takes advantage of this to declare himself king of Illoka, but Flipper and Lopaka wash him with the flood out of the village.
Dexter recruits some bully boys to join him, while Flipper teaches young fish games of Finball. Dexter challenges Flipper's team to a Finball match. Despite Dexter's cheating, Flipper team narrowly wins.
Nola trains hard for an island race, while Dexter's niece Inky joins the Ocean Explorers, both determined to prove that girls have what it takes. Inky outwits Dexter, while Lopaka and Nola both win the race.
Tired from his chores, Bolo decides to make a run for it. After uniting a lost seal pup with his mother, Lopaka rushes to Bolo's rescue before the ocean current can drag him away.
Lopaka introduces surfing to his people. Dexter tries to put a stop to the surfing, an incoming waterspout puts Iloka in danger. The Milehouni make it to safety, but Dexter gets caught in the waterspout.
Hoping to earn a reputation, Dexter traps Lopaka to stage a rescue. Bolo saves Flipper from being washed ashore, while Dexter's plan doesn't work the way he wanted it.