Do Hyung invites Sang Chul and Song Hwa to his house for dinner. Sang Chul and Song Hwa are surprised to see an unexpected person at Do Hyung's house. Han Gyeol sees her father leaving Do Hyung's house with Song Hwa, and has suspicions again about their relationship. Meanwhile, Woo Jae accidentally sees Bok Nyu going to Do Hyung's house with an oil container and calls Han Gyeol to tell her about it.