'Good Doctor' Moon Chae Won shed tears after hearing Joo Won's love proposal.

October 1, the 18th epsiode of the KBS drama "Good Doctor" featured Park Si On (Joo Won) sharing his romantic feelings for Cha Yoon Seo (Moon Chae Won) one more time.

During the episode, Park Si On says "It's okay" regarding an incident where a patient's guardian was rejecting him as the doctor in chage because of the fact that he had previously been diagnosed with a mental disability. When Cha Yoon Seo worries about him, Park Si On tells her that he knows he is different and seems to accept himself for who he is.

When Park Si On comes home, he begins to think about Cha Yoon Seo and her behavior towards him recently. Park Shi On says out loud, "I don't feel bad or hurt by the fact taht I'm different from others... but I feel bad when I see you. If i were a better person, I would have been a better man for you who can comfort you and make you happy. I'll sing for you. I don't sing well, but think is a song I want to sing for you."

Park Si On begins to sing, imagining a dreamy date and a sweet kiss with Cha Yoon Seo, who listens to everything Park Si On says. Cha Yoon Seo begins to shed tears from beign touched by his love confession.