As a loyal servant, Choy Bao Doggy works hard everyday. When he thinks of Kung Fu Bunny's easy life, he is so envious that he decides to give bunny a sneak attack. After being hurt, Vincent takes good care of Choy Bao Doggy, even Kung Fu Bunny treats him well. Choy Bao Doggy throw doubt upon all these things, what happens?
To defeat Kung Fu Bunny, only strong is not enough, wise is also needed. So Vincent tries many ways to educate Choy Bao Doggy. After heavy training and hard exams, Choy Bao Doggy turns to be knowledgeable with thick glasses on nose and academic cap on head. Choy Bao Doggy designed a complicated and elaborate machine to catch Kung Fu Bunny. He is so happy when Kung Fu Bunny is caught by the machine, but can this cage box up bunny?
Though Choy Bao Doggy looks strong, he can't defeat bunny. Vincent has to train Choy Bao Doggy in many funny ways, after training he becomes a strong and muscle dog. Vincent asks him to revenge, he destruct bunny's building blocks. Kung Fu Bunny is totally angry, can he defeat Choy Bao Doggy this time?
