MING cannot catch up with the others. He tries to make improvement through cheating and stealing examination papers. TING and LEUNG are instructed to handle the case but they have no idea to deal with MING.

TAK's sphere of influence is invaded by PETER. He gives PETER a good trouncing and PETER takes vengeance on him. TAK is seriously hurt and is sent to hospital. He deceives YAN that he has been hurt in a robbery.

MING is convinced by his classmates that drugs can improve his memory. He becomes a drug addict.

YAN gets wind of what has happened to TAK but he is unable to convince TAK to repent.