Reckless police inspector Sai Gau (Zhang Jin) is on a mission to crack down on criminal Shing’s (Shawn Yue) gold smuggling scheme, yet fails to arrest him. As Sai Gau continues his manhunt, he discovers Shing’s involvement with triad boss Blackie (Yasuaki Kurata), who hides on a casino cruise ship on the high seas. Shing has been involved in a power struggle within the smuggling ring, and is forced to kill his adopted father. He also loses his share of gold smuggling to Blackie. To get even, Shing appears on the cruise, while Sai Gau is there to hunt for him.

Dayo Wong stars as top agent Mr. Chan, who suddenly finds himself removed from duties after his partner Wonder Child unintentionally offended a policewoman, Ms. Shek. But when a financial officer goes crazy due to drugs, Mr. Chan is called back in to solve the case, which he accepts even though this means partnering up with Ms. Shek. The two have some ups and downs while working together, eventually leading to romance.

Unfulfilled at work and dissatisfied with her marital life, a middle-aged woman attends a high school reunion and finds a floodgate of flashbacks of her salad days open before her mind’s eyes. She was inseparable with two boys 20 years ago but married one of them eventually. All the memories eventually zero in on one critical incident that changed her life and those of the boys forever.