Yes, Sir. Sorry, Sir!

How hard can it be to go back to your old job? Law Yiu Wah (Moses Chan) was a teacher at a dangerous high school before he was forced to resign over a peeping Tom controversy. Wah becomes a police officer but then is asked to go back to his old high school to investigate a triad drug network at the school.

• Moses Chan HoLaw Yiu-wah
• Tavia YeungHo Miu-suet
• Linda Chung Ka-YanCarman Koo Ka-lam
• Ron Ng Cheuk-HaiChing Man-lik
• Queenie Chu Wai-ManCast
• Ram Chiang Chi-KwongCast
• Law Lok-LamCast
• Joseph Lee Kwok-LunCast
• Savio TsangCast
• Chow ChungCast
• Rainbow ChingCast
• Peter Lai Bei-DakCast