"Tsubaki," a single mother, liked the honor student, "Momoka," who made friends with her daughter. Momoka, who came to Tsubaki to prepare dinner for her daughters who had decided to stay at the study session, confessed that she was a lesbian in the kitchen and screwed her tongue into Tsubaki's mouth. Momoka who invaded Tsubaki's room where she went to bed without going through her throat for dinner makes Tsubaki squid with cunnilingus and messed up fingering. After spending a dense night, the two continue to devour their lusts almost every day.