Ryo and Y/n are childhood best friends, and when Y/n and Ryo were both younger Ryo was adopted and moved to America, now years later, Y/n is in high school and as Y/n is leaving the school grounds Y/n sees Ryo, also he stay’s in his luxurious penthouse with two stories, he hasn’t told Anyone he’s Satan yet, but Ryo really wants to tell Y/n cause he deeply loves and cares for Y/n