Tsubasa Hano and Mika Kurosaki are former lovers. One day, Tsubasa's girlfriend, who he lives with, returns home and suddenly gets a call from his ex-girlfriend Mika. Although they are Kokoro to meet again after a long time, the two feel very awkward at Tsubasa's house. Then Tsubasa starts asking, "Do you want to stay over?" After an unintentional French kiss, they go wild, fingering each other from morning until night, repeating lesbian kisses, and making each other cum in a frenzy. This is the complete record of the three days they spent together.