All students betrayal creampie gangbang party after graduation 3 days

Kimijima-sensei is invited to the graduation party of the class he was in as his homeroom teacher. Three days after the graduation ceremony, they gathered at an izakaya run by the student's parents' house. This class meeting was organized by a female student. The male teacher I admired and Kimijima-sensei began dating. For such a boring reason, the teacher was raped by the whole class. "Everyone rape this woman!" The despicable mastermind transforms the graduation party into a creampie gangbang party...