“I’ll go out with you. I’m keeping you under my supervision until you learn to obey me.” On the night of the skiing trip, Yu and Kurosaki-kun became boyfriend and girlfriend! The more time the new couple get to spend together over the upcoming holidays, the better—or so Yu thought, but the last thing she expected was to spend that time at Kurosaki-kun’s house! Not only is his house larger than Yu ever imagined, his dad is larger-than-life, too… With double the devils, this is bound to be a winter break to remember!