Kansen Saimin Virus ~Tadaima Seieki de Kakudaichuu~

The protagonist is just a normal student, but an accident changes his life. He is infected with the "Hypno Virus". People with this virus become susceptible to hypnotism. Moreover, the virus is transfered through body fluids. He is going to infected the girls and do whatever he wants with the power of hypnotism. [Translated from Official Site]