Upon knowing that her husband purposefully exchanged her body for business, Lam lost her control and killed her husband and devised a plan to lure her husband business partner and murdered him as well, Lam had a good impression in Ka-Wah and in order to get him in hand, she forced his girlfriend to commit suicide but fortunately she escaped and when the police came they found Ka-Wah was tied up on the bed. Upon arrested Lam, it came to the end of a tragic stroy

Mr. Au is a new homeroom teacher of Form 5E, a class that has the lowest class average and is well known for its trouble-making trait in school. Recognizing such notorious reputation, he uses his extraordinary method to teach and care for the students. Although he is pinpointed by other teachers, he eventually wins the support of Miss Lam, who is the daughter of the principal, and the students of Form 5E.

Nozzle, Pepper, Cocky and Mistress are a troublemaking girl gang in Tsim Sha Tsui. Local rascal Prince falls for Nozzle and often helps the girls out of trouble, clashing with local punks. When Nozzle ignores him, he turns to Pepper. The punks frame Prince for drug trafficking, and the girls must team up to clear his name.