Morty has a cavity

Morty has a cavity, so they take him to the dentist where they meet Gill and his fish friends. Later Mephia's child is born and they meet Void's new secretary lady Mirage. Jake, Manic, Sonia and Willow explains to the others about the evil Mange snake Serverus and how he tried to become a dragon. Later Void bust out his friend Serverus, and he took Paopao's granny's soul in exchange for Paopao's freedom. At night, Sonia has been taken by Serverus, now it's up to the heroes to go to the sea to rescue Sonia.