Plot Summary

Knock Knock unfolds on a rainy night when two mysterious young women unexpectedly appear at the doorstep of Evan Webber, a successful architect living a seemingly perfect life with his wife and children. What begins as a simple act of kindness quickly spirals into psychological torment, as Evan’s carefully constructed world starts to collapse under the weight of temptation, manipulation, and moral weakness. The film aims to bring Keanu Reeves back to the thriller genre, placing him at the center of an intense and unsettling narrative.

With his family away for the weekend, Evan finds himself alone when the two women claim they are lost and in need of help. Offering them shelter sets off a chain of disturbing events that turn the quiet weekend into a living nightmare. As boundaries blur and trust is weaponized, Evan is forced to confront the consequences of a single decision, revealing how quickly desire and guilt can destroy a stable life and expose the darkest corners of human vulnerability.