Operation Entity is a sequel to the movie Slender Poltergeist. It follows a military corporation called "Crypt-Corp". They hunt down paranormal beings (Demons, Ghosts, Monsters, Poltergeists, etc.) to prevent humanity from seeing beings capable of anything. In the TV Show Crypt-Corp set up Operation Entity to hunt down Slender and all beings that came with him. They can not allow humanity to be destroyed by these things. They have a research center in a mysterious snowy island called Nublania.

It premiers in July 31st 2018 after Slender Poltergeist in October 31st 2017.

Each Season introduces a new squad for obvious reasons.