Portrays the last story of “doomed idols” who need a single “success” in order to not to “disband.” The story of young people who confidently let go of their dreams as they grow through their failures and take courageous steps towards their new goals. Kim Je Na has been a member of Cotton Candy for the past 6 years. Cha Jae Hyuk is the CEO of the entertainment company which manages Cotton Candy. Seo Ji Han is a member of the popular idol group Mas, which belongs to the same entertainment company as Cotton Candy. To not disband the group Cotton Candy, the group needs only a one-time hit.