A story set against the Mountain Meadows Massacre, the film is based upon the tragedy which occurred in Utah in 1857. A group of settlers, traveling on wagons, was murdered by the Mormons. All together, about 140 souls of men, women and children, were taken.

When a gawky teenager devises a silly plan to impress his crush, they unexpectedly find themselves stranded on a remote island. As his harebrained scheme unravels, they must navigate the dangers of the wilderness and their own insecurities in this darkly comedic tale of self-discovery.