Ash has gone from zero to hero in Elk Grove! With evil defeated and humanity saved, there was only one thing left to do: open a hardware store. His peace is short lived when evil returns with a new target close to his heart.
Ruby gives birth to a new form of evil and disguises herself to form a bond with Brandy. Kelly returns with a friend who is leading the search for The Prophesized One to defeat The Dark Ones once and for all, while Ash realizes evil is out to get his daughter.
Ruby reveals herself to Ash as she tries to strengthen her bond with Brandy to defeat The Prophesized One. Meanwhile, Pablo and Dalton continue to spar, unsure of one another.
Brock warns Ash of an otherworldly hurricane brewing and they later make a discovery at the hardware store. Kelly and Brandy face a familiar foe.
[Season Finale] The Ghostbeaters are put to the ultimate test to defeat a global demon infestation whose epicenter is Elk Grove. Ash, Pablo, Kelly and Brandy gear up for battle one last time to save the world!