Impregnation molester train

Tsubumi, a female college student, took the train to school. I never thought I would be molested on that train... Tsubumi says nothing, but the molester escalates more and more. The man who thought he had helped him was also a friend, and was taken to the warehouse and raped. The delivery to my pizza part-time job is unexpectedly at the house of a molester. The molester recruits friends and turns into a group, and cruelly gang-rapes Tsubumi as he tries to escape. The impregnation molestation train that has begun to go wild doesn't stop...