The Kidnapping Day: Season 1, Episode 1

1 - 1: Chapter 1. 유괴

Kim Myeong-Jun gets entangled in kidnapping Choi Ro-Hee in order to get ransom fee so he can pay for his daughter's surgery. But he never even gets to the kidnapping part, when Ro-Hee runs in front of his car and passes out. When she wakes up, she doesn't remember who she is, and assume she is Myeong-Jun's daughter.