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...
Sister-In-Law's Diary (2019) is a movie with a fan community on Setleaks. We track 1 post, including 1 from the past week. The latest update landed 2 hours ago.