Love Exchange.

A man and a woman are found dead inside a car. SIT CHI YIU (Yuen Wing Yi, Anita) learns that the man is her husband, LING HO LEUNG (Kwan Lai Kit), and the woman is called FONG CHEUK LING (Angela Tong). While YIU is devastated by her husband’s death, she is also heartbroken to come to know that he had an affair. YIU LAP TIN (Miu Kiu Wai), a friend of LEUNG’s from school, shows up out of the blue and he cares a great deal about her. Later, YIU discovers that TIN, who works for a security firm, is in fact LING’s husband and that he is not a friend of LEUNG in the least…