For the first time since opening Coffee Friends, all the seats are full both indoors and out. However, before they can bask in this feat, they are overwhelmed by the orders. They realized that they are still short-staffed, and Ho Jun calls a friend for help. It is none other than U-Know Yunho from TVXQ. With his unending passion, he begins his work as an assistant and takes on the role of dishwasher.