A prince enlists a thief to serve as his bodyguard to protect him from assassins.
Wang Chin-chin, who is both the 11th prince and an expert fighterm has fun secretly subverting a local con-man, the inept Ho Chi (Wong Yue), but blackmails the crook into becoming his student after making it look like a B-girl named Choi Hung (Kara Hui) has poisoned Ho and beaten him up in a nightclub.
