Vince Laizher has a crush on his best friend Rin Elysta Hayate since they were in high school. He tried going out with different girls, getting into relationships but he still couldn't get Rin out of his mind. He is afraid that If he confess his feelings for her, he'll lose her.One night, Vince comes home to Rin's house and talks about his failed date at the bar. Rin offered him wine, he took it and drank it and ranted while Rin just listened and gives advice for him. He didn't know what he was doing. They were both getting drunk and under the influence of alcohol, something happened to the two of them... In one night, everything changed. It was a mistake that we will never forget.