Ju-won shows up at Yoon-seo's mother's funeral. He's there for her once again, and she cries in his solace. Then, he surprises her with a marriage proposal, leaving her speechless. As he waits anxiously for her answer, circumstances force him to go to Spain, but Yoon-seo rushes to see him at the airport as if she will lose him forever.

柱元為了不影響到允瑞的生活，只好按照媽媽說的話去做，但這次表明自己心意的允瑞，決定要對柱元死纏爛打。

가장 보이고 싶지 않은 초라한 모습을 주원에게 보인 윤서. 그런데 예상치 못한 타이밍에 주원이 뜻밖의 고백을 한다. ‘다시 사귀자’를 건너뛰고 ‘결혼하자’고?!