Ichika is a female teacher who is about to marry her colleague, Maeda. However, a black janitor named Bob discovers her weakness and rapes her! Maeda witnesses the act, mistakes it for an affair, and unilaterally breaks off their engagement. In her despair, during a class, a maddened Maeda bursts in and, together with the students, turns Ichika into a meat toilet! Creampies! Squirting! "I'll do anything... so please marry me."