Lam Kwok Kuen, nearing retirement and raising a mentally challenged son by himself, is a police officer whose sole requirement on the job is oversee the department fleet. Despite this, he remains active in the front line of police service, putting his life on the line for the sake of others, his heroism bettering even the most seasoned professionals. He fights the bad guys, putting criminals behind bars, upholding the law at any cost, for as his adage proclaims, to live a day surmounts to pursuing justice relentlessly, whether life or death proceeds in its aftermath.

In the 1970s on the Binlusai islands, a young mother is killed when she was running with her son run from an evil presence in an abandoned Roman Catholic leper colony. In the present day, a group of four young men and women are travelling to the island to take part in a survival game run by TV channel Search Planet headed by Chen Jiadong (Philip Keung). Also on the boat is the television presenter Stanley (Jessica Xu) and cameraman Ken (Shaun Tam). The eight people have been split into four pairs where they are given a map which leads to a flag; their aim is to survive without any supplies, and the winning duo gets a grand prize of one-million dollars. As they approach the island, their ship is attacked by something unknown under the water and most of their luggage is lost. Shen Yilin (Mini Yang) has preserved her map which she gives to her partner Peng Fei (Jordan Chan).

The story revolves around a Spring, a hitman from mainland China who is on a mission in Hong Kong with his partner Setting Sun. However, Spring falls ill and comes under the care of a screenwriter by the name of Soya and they find themselves developing into a tight and everlasting friendship.

La Lingerie concerns four women Miu, Donut, Celine and CC who’s lives and loves are linked through a sexy lingerie shop where Donut works.