Dr. Andover is a specialist in treating phobias through extreme and controversial methods involving a fear chamber that allows patients to confront their deepest terrors in a controlled environment. After a mass shooting, several survivors plagued by paralyzing fears seek Dr. Andover's help, hoping his experimental techniques can free them from their traumatic experiences. The clinic, located in an isolated setting, becomes a refuge for these patients as they undergo sessions within the chamber, only to find that their fears manifest in increasingly bizarre and uncontrollable ways.

The line between reality and hallucination begins to blur as the patients' phobias intensify, spreading beyond the confines of the chamber. Struggling to contain the situation, Dr. Andover faces mounting pressure to find a solution while grappling with his own growing paranoia. As the boundaries of the mind are pushed to their limits, the true nature of fear and its unpredictable consequences come into horrifying focus. Desperation sets in as both the doctor and his patients confront an ominous force that seems to feed on their deepest anxieties, leading to a chilling climax where survival hinges on overcoming their inner demons.