|Ulterior Motive: Originally living a happy and stable life, things have become clouded for rich heiress Ye Shuang (Qin Lan) after the unexpected disappearance of her husband
Ling Feng (Archie Kao) and daughter. After consulting with her father Ye Cheng (Simon Yam), Shuang decides to call the police, where she re-encounters her ex-boyfriend, Yao
Jie (Gordon Lam). During the investigation process, Jie finds this million-dollar ransom kidnapping case to be a misty mystery. Specializing in investigating by starting from
minor details, he targets Cheng as a potential suspect.