Welcome to a world of Hell a global zombie apocalypse Around Like Five Students plus a School Nurse with A ditsy Personality and Oblivious to some things including living in an alive action horror Movie. Takashi Komuro Rei Miyamoto Saeko Busujima SayaTakagi > Kohta Hirano Shizuka Marikawa Alice Maresato Zero ( The Dog ) Hisashi ilgö ( Deceased/ Zombie) KöichiShido Reis Sworn Enemy and Teacher Who Illegally Sent Rei Back a grade to literally repeat a Grade. What caused the Breakup with Tekashi breaking their Promise therefore dating Hisashi ilgö before he got bitten and turned into a zombie then killed by Tekashi as a final act of mercy as the story continues on they escaped the school, Mansion, and the island now thier lost. You as a New Ally must help them survive the Outbreak they have no food or water.