Tsubasa was assigned to a boys' school as a new female teacher. She was worried, tired and depressed by the daily torment of bad students. A Kokoro -hearted student, Yuzuru, cares for Tsubasa and encourages her. Tsubasa gradually begins to be attracted to Yuzuru. However, he too is bullied by bad students every day. Lips seeking each other... tongues intertwined... dripping saliva... forbidden French kissing between teacher and student. A relationship that should never be allowed... but we continued our secret rendezvous out of sight of others.