Struggling with abuse, financial hardship, and misfortune, Sarah finds a glimmer of hope when she relocates to a new apartment. Initially, the move appears to be a positive change, and she even befriends some of the residents, including Sid (Jason Mewes). However, the situation takes a dark turn as tenants start to vanish. When Sarah and Sid investigate, they uncover a malevolent force intent on not only seizing control of their building but also the entire city. As they battle to stay alive, a vengeful spirit begins to possess the building’s inhabitants, transforming them into ravenous zombies.