After a senior coworker assaults a bright-eyed young woman, her dream job becomes a living nightmare as she tries to keep her career together while being tormented at work, at home, and in her dreams by a mysterious tree monster.

The restaurant is dead in more ways than one. A huge party has canceled and dashed their hopes of a big holiday tip. Surviving the shift becomes much more than side work and a deep clean, when a Karen, unhappiness with her service, goes on a spree to murder the entire staff.