The Two Sisters aka In Cold Blood: 1x42

Episode 42

Do Eun runs away, but Hye Won notices her missing and chases up to her. Shortly after, Min Tae comes to save Do Eun but gets into a hit-and-run accident, losing his life. Draped in sorrow, Hye Won swears at Do Eun she won’t stop until she takes her down. Meanwhile, Do Eun blackmails Ji Chang for money.