A career-long undercover Hong Kong cop is sent to Mainland China when his former protégé becomes the primary suspect in a murder.

• Beijing Starlit Movie and TV Culture
• Donnie Yen Chi-Tan
• Jing Tian
• Andy On Chi-Kit
• Ronald Cheng Chung-Kei
• Pau Hei-Ching
• Collin Chou
• Yang Zhigang
• Terence Yin Chi-Wai