Gedou Gakuen / Nightmare Campus / Nightmare in the Student Town

During an archaeological expedition to a forbidden Himalayan temple, our main character, 19-year-old Masao Sera, witnessed a secret bloody ritual that is designed to open the gates to the world of Darkness. Soon this dark force also swallowed up the local college where Masao studies. Adherents of darkness and those who fight them appear - the campus is engulfed in a war for control of the territory...