While carrying kimchi, Young-gyu and his sons-in-law mess up Yu-jin's living room and make things worse trying to clean up. Surprisingly, they start having fun. Meanwhile, A strange rumor that Intern Seo's dad poops his pants keeps Hyun-chul and Yi-na from acknowledging each other as father and daughter. Things spiral further when Mr. Go shows up at Hyun-chul's house.