Deep in the Northern California woods, in the heart of the notorious Emerald Triangle, lies a remote cabin. The residents struggle to fight off the repeated attacks and abductions by mysterious creatures that have plagued them for years. When a local pot farmer is caught up with a wayward group of campers the situation quickly escalates into total carnage.

Two old friends reunite, which causes complications.

When three college students move into an old house off campus, they unwittingly unleash a supernatural entity known as The Bye Bye Man, who comes to prey upon them once they discover his name. The friends must try to save each other, all the while keeping The Bye Bye Man’s existence a secret to save others from the same deadly fate.