A female teacher who was stressed by bad students started a hobby of bondage exercise to change her mood. Let's get hooked to enjoy self-bondage play at home with a stiff personality. One day, a student witnessed a disappointing rope mark and was in a hurry. It's too late to make various excuses. A woman who has been certified as de M for a bad SM hobby ends up receiving ridiculous treatment at a school trip destination. A teacher who is trained by a student and cries with an obscene voice. Suffering from the enema fluid poured into the anus, she agonizes herself and drinks tears for defecation of shame.