My Forever Sunshine - Season 1 Episode 17 All is Forgiven

Paeng and Artit goes to talk to the witness who testifies against Tharathep but she is extremely unwilling to cooperate. She goes to Mark's condo the next day to find evidence and discovers that he was the one Pimnapa was having an affair with and killed her when she tried to break up. Paeng gets into a struggle with Mark and nearly kills him but Artit gets there in time to stop her. Krongprateep tells Tubtim the whole truth and she decides to forgive Paeng. But she still ask her to leave Artit alone since she feels that he is not safe when Paeng is around.