The mysterious figure "Thief" (Ekin Cheng) confronts Sang (Sean Lau) in a hostage situation and challenges him into a game of ransom. Sang is intrigued. Further investigation by Sang reveals that the crimes are all targeted at a multi-national insurance company. The company's senior executive Teresa (Kelly Lin) receives a phone call from "Thief" ordering her to deliver a 10 million dollar ransom or more crimes will be committed. When everything seems running out of the track, they are still competing for wisdom and strength...