A family reunion at a remote mansion takes a lethal turn when they are trapped inside and forced to play a deadly survival game where only one will make it out alive.

Heather is a New York City girl and a best-selling author on a mission to conquer writer’s block and avoid paying back an advance on her next book. Her plans take a sudden swerve when she inherits a family ranch in Montana. With her two best friends, Heather heads out for a “Yellowstone” adventure intent on a quick sale but is blindsided by both the ranch’s dilapidated conditio...