Rasen Kairou / Spiral of Despair

Professor Saiki often surfs the internet in search of unusual discoveries. One day he comes across a suspicious page where, among spam and junk, he finds a photo of a bound woman, whose address is not hard to determine. The professor immediately goes after the girl, because perhaps she is in great danger. However, the girl clearly does not want freedom and asks Saiki for something completely different. Of course, after such a request, our professor loses control of himself. Soon Saiki receives a tape on which a scene of rape of one of his students is recorded...