Former Rainbow Member JiSook , who was popular as a girl group, has turned into a love counselor in a K-pop boy band reality show. OnlyOneOf, set to make a comeback on Oct. 30, is sending a fresh shock to the variety show "Unlocking Love" on Mnet.

Not only did Ji-sook show her professionalism as an idol, but there is a good reputation for being a love counselor and being a great help to OnlyOneOf. The rest of the episode is available on Mnet at 8 p.m. on Tuesday night.