In a small town, a single father cop and his partner investigate a series of bizarre murders, including those of teenagers, committed by a disfigured "monster". As the case unfolds, they discover a dark connection between the partner and the victim, and that the true culprit is a demonic entity, Cain, seeking a new "keeper" to replace Abel.
Boogeyman
The 2012 film Boogeyman is a unique and separate production, not connected to earlier adaptations.