One Eyed Girl (2013)

Travis is a thirty-something psychiatrist haunted by the death of a former patient. On the brink of a nervous breakdown, he stumbles across a group run by a charismatic leader, Father Jay. In search of answers, Travis is led deeper and deeper into the underworld of a doomsday cult, where he meets Grace, a mysterious teenage girl. When the cult comes under attack from the outside world, Travis must risk his life to save his soul.