Bible Black -La Noche de Walpurgis- Ren'Py Remake

Rumors are constantly circulating around the school that some students have been performing satanic rituals on campus. However, the teachers remain silent on the matter. You play as an ordinary student who accidentally stumbles upon the very book used by an unknown cultist. You open the book and begin to discover various magical abilities that it has bestowed upon you. Now rumors are spreading around you, and your best friend, several cult followers, and several school staff members are becoming curious. How will you deal with this evil force?