Synopsis :
King (Eking Cheng Yee-Kin), Queen (Kristy Yeung) and Jack (Louis Koo Tin-Lok) are three detectives from the Bad Boy detective agency, which specializes in helping clients in finding their first lovers. Taiwan billionaire Yung Wing-Hing employs them to find his first love, Koon-Ching. At the same time, Tin-Ai (Daniel Chan Hiu-Tung) approaches Jack and King for help in finding his first lover Shadow (Shu Qi). Later, King meets a woman, Eleven, and falls in love with her. The problem is, Koon-Ching, Shadow and Eleven all look exactly alike! Nobody is able to decide whether the three women are clones of each other, triplets, the same woman or is everything simply a matter of coincidence? To complicate matters further, a Japanese criminal gang headed by Sakamoto Taro is also interested in the three look-alike women.