The Zombie Apocalypse in Apartment 14F

When three stoners launch a camera drone off their balcony in the hopes of spying on their attractive neighbour they overshoot the target and see what appears to be a zombie attack in the apartment two floors below theirs. Mistaking this for the beginning of the zombie apocalypse they barricade themselves in the apartment where everything that happens only reinforces their belief that zombies are taking over the building…