宋智孝
Sex Is Zero 2 is the 2007 sequel to the South Korean comedy film "Sex Is Zero", and is the directorial debut of Yoon Tae-yoon. Starring Im Chang-jeong and Song Ji-hyo, the film reunites most of the cast from the original film, though Ha Ji-won only makes a cameo appearance. "Sex Is Zero 2" was released in South Korea on 12 December 2007.