Younger Sister's Girl

동생의 여자

Sang-Woo's house, Byeongjin, the younger brother of the family, is about to live for a month. Wanjin pretends to see Sang-Woo's lover, Jinju. Sang-woo finds out that they are dating for a while, and Sang-woo is complicated. The difference is Sangwoo, asking Jinju about her relationship with Wanjin.…