Despite his popularity with guys, Sudou Ginji, a gay writer never had a serious partner and only has had ONSs and FWBs. Now that he is almost 30, he's determined to retire from his playboy lifestyle and find someone to have a serious relationship. However, one night, his roommate Minamoto Chihiro, whom he thought to be straight asked advice on how to be skilled in gay sex?! Things should've gone well if he just gave what the other person expected from him, but somehow it didn't go that smoothly… A writer who wants to stop being a playboy x the older roommate who would like to give away his virginity. An awkward love story of a guy in his 30s with no skills when it comes to romance!