Loose Dating

Seo Kang-woo set out to get back at Do Eun-byeol, the man his ex-girlfriend is having an affair with, but ended up sleeping with him, something he didn’t plan on doing. After a while, Kang-woo encounters a person who is the spitting image of Eun-byeol. It so happens that Eun-byeol has a twin brother, Do Eun-ha, and Kang-woo now finds himself being confused between two brothers…Can the relationship that started casually really blossom into true love?