Saeko, a female teacher who fell into a trap of delinquents by helping Shinomiya, a bullied student. They took naked pictures and threatened to release them. The runaway delinquents restrain Saeko and play with her body. Although she opposes, she gets acme unbearably. And to their sex slaves... Shame class. She is humiliated with a toy in front of many students. Furthermore, Ryo ● escalates...