When ninja frogs try to kidnap the new foreign exchange student at Danny Dragonbreath's school, Danny steps up and uses his kung fu moves to defeat them.
When Suki the salamander--the new foreign exchange student--is being stalked by ninja frogs, Danny, Wendell the iguana, and Suki travel to Great-grandfather Dragonbreath's home in mythical Japan to find a solution for the problem.
When Crusher the snake is captured, her only thought is to escape but as time goes by and she befriends the other inmates of the "zoo," she realizes that freedom also means leaving companions behind.