Three college friends, Elliot, John, and Sasha, move into an off-campus house. Soon after, they begin experiencing strange and terrifying events. They come across a nightstand with a hidden drawer containing mysterious coins and an old piece of paper that bears the words "Don't think it, don't say it" along with the name of a malevolent entity. Despite their efforts to ignore it, the friends can't help but ponder the entity's name, gradually falling under its dark influence. This name starts to invade their thoughts and even slips into their conversations, affecting their mental states.

As they delve deeper into the mystery, bizarre hallucinations and unexplainable phenomena start tearing at their sanity and friendships. A supernatural force begins to manipulate their perceptions and erode their relationships. They seek answers by tracing the history of the name and uncovering its ominous origins, only to find that knowing about it seals their doom. Desperately trying to break free from this entity's curse, the friends struggle with growing paranoia and fear while facing horrifying supernatural occurrences. Their journey leads them to realize that once you learn of this malevolent presence, escaping its grasp is nearly impossible.