A martyrdom training suite... A mother who gives her body for her son. Reiko Seo ROE-313

Reiko, whose son is about to enter high school, is overprotective of him due to her love for him. However, one day she receives a notice from the school that her son has been charged with theft… Although her son was already confirmed for admission, this incident makes her beg the teachers to let the matter drop. The teachers make a condition: she must become the plaything of the male teachers for just one day. For the sake of her beloved son, Reiko agrees. However, as time goes by, she begins to realize that she has masochistic tendencies…