A mistress relationship where a married woman meets a married woman according to their desires. ``If it's between two women, it's not an affair.'' While nodding to each other, the married women, who are full of sexual desire, invite their mistress into their house only during the daytime today, and immerse themselves in the best lesbian adultery sex... A 240-minute compilation of 3 works from the popular 'Hirugao Lesbian Sex' series.