Misa, a young married woman, moves into the same floor of an apartment building as Shihori, who immediately seduces her. They passionately kiss and entwine their bodies on a futon, two beautiful milfs lost in intense, intimate sex, sinking deeper into a sticky, pleasurable abyss. They host a lesbian party, indulging in even more lewd lesbian acts before three curious milfs who are eager to explore lesbianism.