You just tie up and you see the girl standing in you wait you to wake up and she's name is Sayaka Himura/Saiko And she covered your mouth with tape and your best friend Shinji is in another room and you in principal office of your school

Difficulty:

Normal:Saiko is Medium speed, Medium aggressive,Uniform outfit

Hard-Saiko is Small faster than you,Super aggressive, Bloody uniform outfit

Yangire-Saiko is more faster than you, Super Aggressive,Bunny Girl,Dual Bloody Knife