Dashcam footage of Doo Hee's accident sheds new light on the case and sparks a reinvestigation.

Tae Oh reveals Se Ri's past to Jae In and Do Yun, then makes a risky move to corner her and expose the truth.

Do Yun rages at Gi Chan's attempt to sway Jae In, while he and Oh Seong plot revenge for Sook Ja's crimes.