CHAN comes to Canton to set up his Kung-fu school. In order to build up his fame, he challenges the Kung-fu experts there to have an open fight with him. With tricks and tactics, he is so far the winner.

Seeing that CHAN is abusing the martial arts artistry, SHEUNG finally agrees to have a duel with him. SHEUNG wins.

FOOK is sent by his father CHAN to SHEUNG's school as an undercover agent. He incites his fellow pupils to leave SHEUNG's school to join the CHAN's. SHEUNG discovers that shortly afterwards and FOOK is driven out of door.