Which period is rm cat ear polygraph?

Issue 525. The variety show "Runningman" invited members of BACKPINK, kim Ji Soo, LISA and Jenny Jin in one issue. The program group arranged a psychological polygraph game, and each team arranged for one person to carry an instrument that could monitor brain waves. This is in issue 525. "RunningMan" is an outdoor sports reality show launched by South Korea's SBS TV station in the "Beautiful Sunday" unit.