S1·E55 Episode 55

Thinking that Young Dal is having an affair, Ok Boon bursts in on an event held in Young Dal's honor. They return home and get into a huge fight. Ok Boon doesn't believe Young Dal's story of taking Cho Yeon to the hospital until Cho Yeon invites her in for a chat. Meanwhile, Gyu Jin takes a sick day, making Na Hee and Bo Young worry.