The Third Marriage S01 E78 Episode 78

"I'll pay you back, even if I have to throw everything away."

After learning that Song Yi isn't her child, Da Jung charges after Se Ran to kill her. However, Yo Han stops her and calms her down. With a new sense of revenge and Je Guk's approval, Da Jung reports Se Ran to the police. Meanwhile, Da Jung exposes what Se Ran did in front of the whole family.