A girl's casual evaluation of a one-night stand spirals into chaos when she and her roommates throw a dinner party. What begins as a lighthearted gathering quickly devolves into terror as they inadvertently invite a sinister presence into their midst. As the evening unfolds, the friends must confront the dark consequences of their actions, leading to a harrowing fight for survival against an unseen evil. With suspense building, the night takes a deadly twist that tests their courage and friendship.