Tensions arise when Jack Chan, a spineless constable who regards his work as a job but not a career, is partnered with an energetic and conscientious policewoman, Man Liu. When a serial killer emerges in Hong Kong, Man Liu swears to catch him. Jack is impressed by her bravery and decides to secretly protect her.
| Writing | Law Yiu-Fai | Writer |
| Writing | Jessica Fong Ching | Writer |
| Production | Derek Yee Tung-Sing | Producer |
| Production | Henry Fong | Producer |
| Directing | James Yuen | Director |
| Writing | James Yuen | Writer |
