Being trapped, Wan pleads guilty and is to be executed. Si locks Wan up with Dean in the hope of making use of Wan to ferret out the secrets of Lin Shing Kuet. Fat disguises himself as the gaoler so as to keep a close watch over them. However, instead of becoming friends, Dean treats Wan brutally. Dean is attacked in prison but the attacker is killed. In the fight, Fat is also injured and runs away. In order to win the trust of Fong who is feeling sorry for Wan's imprisonment, Wei makes up crafty plans. In the end, Fang is deceived and gradually forms a more favourable opinion of Wei.