Mr. Kimishima was invited to the graduation party of the class he was in charge of. Three days after the graduation ceremony, we gathered at a tavern run by the students'parents' home. This class reunion was organized by a schoolgirl. The longed-for male teacher and Mr. Kimishima started dating. The teacher was raped by the whole class because of such a trivial reason. "Everyone commit this woman!" The graduation party has been transformed into a vaginal cum shot party by a sneaky mastermind ...