Not long after John Chambers and his family arrive at their new home in a small country town of Pennsylvania, John begins to experience sleep paralysis. Lying there paralyzed, trapped within his own nightmare, other-worldly beings visit John. They are entities which exist in the darkest shadows of the night and can only be seen out of the corner of one's eye. These encounters begin to haunt John, transforming to complete terror as he discovers the entities' sole purpose... the abduction of his seven year old son. In the end, John will uncover the town's horrific secret, a portal on his land, and make one last attempt to save his son before the shadow people permanently take him away to their world.

Tells the parallel stories of nine-year-old Carlitos and his mother, Rosario. In the hopes of providing a better life for her son, Rosario works illegally in the U.S. while her mother cares for Carlitos back in Mexico.

In Mexico, two teenage boys and an attractive older woman embark on a road trip and learn a thing or two about life, friendship, sex, and each other.