The story revolves around fifth-year trainee and soon-to-debut idol Eden and JiHoon, a celebrity from the same agency, and the love story between these two who are not good at expressing what they truly feel.
In order to prepare for their upcoming monthly solo releases, the OnlyOneOf members head out on a mystery vacation to experience the fresh air and strengthen their teamwork.
KB (규빈) is a South Korean rapper-songwriter under 8D Entertainment. He is the current leader of the boy group OnlyOneOf.