Bad Faith (2010)

Monia, a businesswoman in Gothenburg, finds herself entangled in a chilling series of events after a night out with colleagues. Seeking fresh air, she stumbles upon a murder scene where a man has been viciously stabbed by a serial killer. Initially detached from the chaos, Monia is haunted by the violent image and soon discovers more victims. Only her friend Frank acknowledges the strangeness of her experiences. As she grapples with the unfolding horror, a mysterious man repeatedly surfaces at the crime scenes, deepening her unsettling connection to the unfolding madness.