Kim and Ron go on a senior class trip to a 1600's living history sea port where their instructor turns out to be Barkin's father! Things aren't going well, with a strict instructor, no electrcity and things go from bad to worse when Drakken opens a treasure chest and is possessed by the spirit of an pirate! Now with the help of Barkin's father, Kim and Ron must defend the old-time village and return Drakken to normal.

When Ron is assigned to write about his hero for English class and is told he can't write about Kim, he's at a loss! However, when he and Kim go up against the Mathter who uses his Calculaser to divide Ron in two, a positive Ron and an negative "anti" Ron. Now it's all up to Ron's dad to save the day with his math skills and show ron that he has a hero close to home.