Preview: Sister-In-Law's Diary

Sister-In-Law's Diary

2019 4.6 1h 10m IMDb

Romance

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Storyline

Gong-woo argues with her younger boyfriend, Gyoo-won, and goes to her sister Yeon-woo's honeymoon home. Yeon-woo's husband, Jeong-hoon, prepares some drinks for the sisters. Gong-woo and Jeong-hoon end up seeing each other in their underwear and after getting drunk, they cross the line...