’’A must-see performance!! The ugliness, beauty, and eroticism of women are perfectly expressed.’’ ‘‘Mama-friend Caste’’ refers to an implicit ‘‘class’’ that exists among mothers living in the same area or residence. It is generally said that this hierarchy is determined by the husband's annual income, the titles of their children, educational background, and so on. This video is a complete reenactment of an actual incident that took place in a high-end tower apartment in the city, brought to life by veteran AV actresses known for their acting skills.