Badboy is a HK detective agency. They specialize in finding wealthy clients' first love. Two clients are looking for a look-alike girl with a 20 year age difference. She/Shu Qi is seen with a geneticist.

(Cantonese with English subtitles) The Bad Boy Squad is a private detective company that reunites lost loves, comprised of their handsome leader King, his sister Queen, and her oblivious crush, Jack. When both a lonely artist and business tycoon hire them to find a beautiful girl nicknamed Eleven, King believes he's found love...but the Squad also finds they have entered a very dangerous realm.—Anonymous