Impulse

Advertising executive Claire Dennison is looking to reignite the spark in her marriage to her husband, Jonathan, by proposing a risky role-playing game involving a secret rendezvous at a hotel. However, the plan takes a terrifying turn when the man Claire meets and spends the night with is not her husband, but a seductive stranger and lookalike named Simon. When Claire attempts to end the "game" upon realizing the mistake, Simon becomes a relentless and obsessed sociopath who begins to systematically dismantle her life and marriage, leading to a deadly game of cat and mouse. Impulse - official trailer Watch Impulse on Amazon Prime Video