Ma Ri is in search of evidence that Nak Gu was having an affair on the night of a day in April 2021. She digs into a speeding ticket of that day in hopes of finding a photo of both Nak Gu and Go Eun. Nak Gu, on the other hand, goes to a divorce specialist lawyer to win against Ma Ri. He finds and makes as much evidence as possible to make sure the divorce comes through.