Kazuya is soaring with joy when she learns that her mother's friend, Mayu, is visiting her for the first time in a long time. And on the night we met again, when we went out for a drink alone ... With a drunken momentum, she has a relationship while comforting her who spits out a complaint that does not go well with her husband. And they seek lust to fill their loneliness and enjoy the secret pleasure. However, Mayu, who is married, tries to keep away from feeling guilty about her husband.