When Flapjack helps Captain K'nuckles look for his lost hat on an island filled with chimpanzees, they end up encountering a researcher that lives among the animals. With her help, they must reach the "secret meeting place". Flapjack tries to break Captain K'nuckles of his candy addiction after he develops candy rot. After several attempts to keep him away from sweets, Flapjack and Bubbie send K'nuckles into the sea on a raft.