If you're free, why don't you come grab a drink with me? Chiyarai, a college student who loves flirting with girls, isn't a true playboy enjoying the city at night, but rather a guy who just started university and barely knows how to hold his liquor. One night, Chiyarai, who wanted to be a playboy out of pure admiration, approaches Ueto-san, a seemingly innocent college student. However, she's a heavy drinker and smoker, and he's completely at her mercy...! Thus begins a romantic comedy about a handsome, pathetic man who can't quite manage to be a playboy and falls instantly in love with her!