Karen worked part-time at a convenience store for a month to pay for her graduation trip. Aoi fell in love with Karen at first sight when he first encountered her lovely smile. However, Karen had a boyfriend, and Aoi spent her days feeling frustrated by her unrequited love... One day, Aoi realized that Karen was not feeling well, and asked him if she wanted to become stronger than not... and get drunk. .As the two kiss each other's skin without letting their excitement cool down, the emotions they have been suppressing overflow and they seek each other...