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 her drunken momentum, she has a relationship with her husband while comforting her to spit out unsuccessful complaints. And they seek lust to fill their loneliness and enjoy the secret pleasure. However, her married Mayu tries to keep her away from feeling guilty about her husband ...