When a Halloween store opens in a deserted strip-mall, three friends, thinking they've outgrown trick or treating, decide to spend the night locked inside. But their night of spook-filled fun soon turns to outlandish survival.

After a small-town wrestling star develops a crush on an openly gay classmate, he is stalked by a grotesque creature that invades his thoughts as he navigates his feelings and struggles to live up to his legacy-obsessed family.