Rinsa begins living with her sister-in-law on the first anniversary of her husband's death. - Without knowing that her sister-in-law Miyuki is a lesbian... On the first anniversary of her death, she can't control her sexual desire while wearing mourning clothes and seduces Rinsa and has lesbian sex with her. - Miyuki's caress makes Rinsa drown in a pleasure she has never experienced before... exposing her ripe body, love juice dripping down to her thighs, kissing between women, and the lesbian pose of a lustful woman intertwined in mourning clothes!