credits to Forever H.O.T.
Tony An cameo cuts on the Korean drama Hyena: a Korean male version of "Sex and the City".
Tony is the love interest of Choi Hee Sun (Min Seo Hyeon) who is the love interest of Choi Jin Sang (Yoon Da Hoon). Jin Sang gets jealous when he catches Hee Sun with Tony, though he, too, is seeing other women. Jin Sang follows Hee Sun whenever she meets up with Tony and finally confronts Tony.