Kim Sunggyu is known to be one of the most wicked artists that ever existed in this industry. Now that he is coming back from his two-year-break, he's bound to step on the stage once again, and at the same time meet the person whom he never thought will break the walls he have built for years. Will this be the long awaited turning point of his life? Or will this be just another heartbreak for him?

One day, Umemoto Kai's group is assigned to work with SM Entertainment's EXO for a photoshoot and a new music video. With this group, it's not hard for her to get along with them all, especially since it's her job to keep tabs on their needs. Between the travel, errands, and times when both EXO and Kai are working, it's hard for Kai to not want to hang out with one of her favorite idol groups, especially since she's never gotten to work with them. And to make things better when she's