Hyeon Dae and Min Joo thought one of them getting married would end the sex-partner relationship. However, they can't hold in their desires and Hyeon Dae destroys himself with sex, while Min Joo can't give up what she can't have. At the same time, they have a complicated and ugly relationship with past characters.
Lee Sang-won , Jung Da-won , Lee Won-jong , Ha Joo-hee , Lee Yu-mi , Ha Soo-min , Geum Chae-an
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