After the death of their grandmother, siblings, Marshall and Jenny, return to their family's long-closed motel, The Jolly Monkey. Their family must decide to re-open the business or tear it down. As they explore the run-down building, they uncover the motel's mascot, a cymbal-banging monkey toy that once sat at the front desk. The return of the creepy doll appears to have summoned a human-sized version of itself which starts to brutally slaughter the family. Now, Jenny and Marshall must unravel the terrifying mystery behind the Jolly Monkey to stop the violent slayings.