Des:Haru has been appointed as a new teacher at a girls school known for its strict discipline. She was noticed by her senior teacher, Yuri, who strictly controlled the schools morals, and she was given strict warnings on a daily basis. One day, Chiharu finally reaches the limit of her patience and bares her fangs at her senior teacher! Bondage, strap-on training, perverted exposure forced... The overbearing female teacher makes a sound like a bitch and begins to writhe in agony while being trained with a devilish smile...!