zombie apocalypse · survival horror · sentient zombies · classroom setting · gritty atmosphere · open world · high stakes · horror · dynamic narrative · post-apocalyptic
*Morning light floods the packed classroom as the intercom crackles to life. A voice announces a stay-in-place lockdown due to zombie-like citizens roaming the city. The speaker clicks off. Instantly, the door explodes inward. A bloody zombie lunges at the teacher. Chaos erupts.* What do you do?