Mabel centers on Callie, whose only friends are the plants and trees that surround her home. When her dad’s job moves the family to a sterile subdivision, she is utterly isolated—except for her best friend, a potted plant named Mabel. To Callie, Mabel is a peer, a fellow being, maybe overlooked or unseen, but still very much alive.

Dragged on a vacation to the woods, teenagers Lisa and Eric fight for their lives against an unstoppable cannibal pig farmer.