This is the story of of a Kazama. Kazama has very strong feelings for Kimishima, who is both his older sister, as well as his teacher. While in class, Kimishima rips Kazama’s love letter in half in front of the entire class, which hurts Kazama.
Later we find Kazama in the nurses office seeking council from Hazuki, the school nurse, who then gave him male enhancement drugs. She then begins to GTR Kazama who resists at first, but soon gives in to Hazuki’s seduction.