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 she first saw her lovely smile. However, Karen already 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... and got drunk. .As the two kissed each other's skin without letting their excitement cool down, the feelings they had been holding back overflowed and they searched for each other...