A little girl with cerebral palsy is relentlessly bullied throughout her life, yet finds it in her heart to forgive by seeking strength from a higher source above.

When an ancient Irish entity abducts Mary Eldritch, her step-dad Greg is forced to team up with the one person that may be able to save his adopted daughter: her deadbeat boyfriend Harvey. As hundreds of slimy monsters run amok, Greg and Harvey have to learn to work together as a monster fighting team before it's too late for everyone.