Nobody is a top gambler who falls for a blind model named Bitter. However, his buddy Chun sets him up and beats him, causing Nobody to lose his sight. Now, Nobody must seek revenge while managing his feelings for Bitter, who has regained her eyesight.

The Bad Boy Squad, a variety of private detective agency, is composed of King (Ekin Cheng Yi-kin), Queen (Kristy Yeung), and Jack (Louis Koo Tin-lok), whose primary source of business is the reuniting of clientèle with their first flames, and when the trio of young operatives returns to Hong Kong from an assignment in Thailand and the Squad's next three customers supply photographs of lost loves, the women in the pictures appear to be the same individual.

Cat is a professional thief turned straight after leaving her lover, Chi Lam, two years before. But her past returns to haunt her as Chi Lam is kidnapped for the ransom of security software belonging to the company Cat works for. In order to rescue him, she calls on her old friends from her orphanage days, six other feisty women, to save the day...

When Aryong, the daughter of a triad boss from Hong Kong is accused of killing the boss of a competing triad, she goes into hiding in Korea. Upon arriving, she is guided by a nimble but loyal Gi-chul and his motley crew, who are assigned to protect her until her return.