Datte Asobi Desho?だって遊びでしよ?; Because, it's a Game, Right?; So It's Actually Serious?; You will not seriously? (French)

When I woke up in a hotel room that morning, I, Yoshiki, found myself before a naive coworker, a guy named Sunohara. Even if, at first, I was determined to cut ties with him after that single night, I remain strangely intrigued each time I pass him by at work...