After serving time in juvenile prison for taking down his abusive father, Ju Yeongshin starts fresh with a luxury penthouse cleaning job. But when strange noises draw him to a closet in the abandoned apartment, he discovers a man bound and gagged inside: the elusive C.E.O. of Baekmu Group, Baek Gyeong. In order to keep their skeletons in the closet - both literally and figuratively - the notoriously ruthless heir makes a proposal that could potentially alter the course of Yeongshin’s life forever. Whether it’s for the better or worse, well…he’ll just have to wait to find out.