Tsumugi has just arrived at a boys' school as a new teacher. She is worried, exhausted and depressed by the constant bullying of delinquent students. Yamaoka is a Kokoro-hearted student who cares for her and encourages her. Tsumugi gradually begins to be attracted to Yamaoka. However, he too is bullied by the delinquent students every day. Lips seeking each other... tongues entwined... dripping saliva... a teacher and student have a forbidden, pure love French kiss. "It's okay... please... cum inside me..." But we continue our secret rendezvous out of sight of others...