Kinukawa Yuusuke is a second-class pianist who earns a living by playing in small clubs. Things become complicated when Fukami, a yakuza boss with mesmerizing looks, becomes a regular at Yuusuke's piano bar. As Fukami's appreciation for Yuusuke's piano playing grows, so do Yuusuke's feelings for him. Although Yuusuke knows he shouldn't be attracted to such a dangerous man, he finds himself unable to stop thinking about Fukami. And so, one night in a desperate attempt to get Fukami's attention on something other than music, Yuusuke spills a drink on him…