After tying the knot with Yu Jin, Gyeo Ul moved in with him and his family. However, despite being her first birthday since the wedding, nobody in the household appears to have remembered or acknowledged it. Pressured by her mother-in-law to start a family, Gyeo Ul chooses to stop taking her bronchial medication. Meanwhile, Se Rin reunites with Tae Yang after a three-year absence, but he doesn't seem pleased to see her again.