Mary Stayed Out All Night is a 2010 South Korean romantic comedy television series, starring Moon Geun-young, Jang Keun-suk, Kim Jae-wook and Kim Hyo-jin. It is based on the webcomic…

Former Scissor Gang leader Eun-jin (Shin Eun-kyung), who now suffers from amnesia, nevertheless defends Jae-cheol (Jun Gyu Park), a restaurateur who employs her, from a gangster who wants his business.