Catch the Petty Thief

Where did Jong Kook’s shoes go? One of the Running Man members has a personal vendetta against Jong Kook and stole his shoes as a way to get back at him. The members play various games in order to get hints as to who this petty thief is. Seok Jin’s strange behavior puts him at the top of that list. Who is the real petty thief? Will the members figure out who that person is?