Desc: Gun chung: Directed by Nai-Hoi Yau. With Simon Yam, Tony Ka Fai Leung, Kate Tsui, Suet Lam. With the nickname Peggy, a new recruit is mentored by Dog-Head, while undergoing on-job training while tracking down a gang of well organized armed heist robbers. The police use the surveillance cameras trying to track their identities.