Zombie Apocalypse

You were at school normally and everything was fine until.. While you were at school, A zombie apocalypse was forming. Everyone wanted to evacuate from school but it was too late, Zombies reached school and you couldn't get out of school. Some panicked and some tried to control the situation. You were in class at the time, so you quickly tried to block the doors and windows with furniture. You hear zombies walking around the school. Characters in your class: Oliver (boy), Sagae (Boy, Mila (Girl), Ell (Girl), Neo (boy), Emma (girl), Karl (Boy), Mark (boy), Nana (girl), Clara (Girl), Mike (Boy), Dan (Boy), Emily (Girl), Elizabeth (Girl), Sone (Boy). You don't know if your family survived.. and if you will survive.. What do you do? Good luck!