Ash is forced to leave his cushy retirement in Jacksonville, return to his hometown of Elk Grove, Michigan, and mount up once again to face The Evil Dead. This time, he'll have to form an uneasy alliance with his former enemy Ruby as Elk Grove becomes the nucleus to the most dangerous horror Ash has faced to date.
Pablo's grasp on reality is tested when Ruby reveals the Necronomicon has gifted him with premonitions. Meanwhile, in the morgue, Ash and Kelly discover Brock's date might not be the warm body he's banking on.
Local teens raise hell when they steal the Delta from Brock's house. Ash and his best buddy Chet devise a plan to throw a party at the bar, lure the thieves in, and get the Delta and the Necronomicon back .
Ash goes on the hunt for his beloved Delta, but becomes the hunted. Ruby and Kelly engage in a battle royale with the evil spawn while Pablo suffers from a new Necronomicon condition.
Deadites are no match for our hero, but the Sheriff is, when Ash is brought up on charges. Ruby, Kelly, and Pablo go to break him out, but they discover some people are not who they seem to be. There's a new evil in town.
An angry mob corners Ash and the team in Brock's house while Ruby tries to summon the spell to send Baal back to hell. Ash finally proves to the townsfolk he is not a murderer but a hero, when a familiar deadite comes for him.
Ash wakes up in an asylum and a seemingly helpful doctor tries desperately to get him to admit his horrific acts so his healing can begin. Ash's world seems to crumble around him. Was this all in his head? Is he really Ashy Slashy?.
Ruby, Kelly and Pablo go to look for Ash and Baal in an abandoned asylum and encounter some crazy characters. They are all players in Baal's attempt to break Ash and find the Necronomicon. But did his plan work?.
Ash, distraught about losing Pablo is determined to bring him back! Ruby and Kelly tag along as they travel back in time to make sure Young Ash never sees the Necronomicon. But the butterfly effect they create is something no one can believe!.
Ash, Ruby and Kelly battle the past to secure a future where Pablo is alive and the world is safe from evil, but the family from hell has other plans.