A seemingly intimate couple's sex one day. Sex in everyday life. Sex that started unnoticed, gradually becoming more serious. Sex that even begins during meals, or before leaving the house. A couple who flirt and tease each other, many things happen before they officially become a couple… …but it turns out the boyfriend is his girlfriend's stalker. He meticulously investigated everything about her, becoming a stalker before they even started dating. How did he manage to win over this beautiful, angelic girl? There's also an unexpected accomplice involved… …A new type of AV that's both exciting and full of mystery! Please enjoy the excitement and the intrigue!