When Clawdeen dreams of opening a salon made for monsters and normies, Frankie has the perfect place, an abandoned power station outside town. But the idea sparks negative voltage when Moanica plots to ruin the whole thing and replace the celebration with something a little more, shocking! Luckily the ghouls have a secret weapon on their side, Twyla, the daughter of the Boogey Man, and the perfect ghoul to unearth any mystery.

After serving a jail term for robbery, Zequi is freed, only to discover his buried loot lies directly under a newly built high school gym! To gain access to the cash, Zequi cons his way into a job as Frida Kahlo High's cool new substitute teacher. But before Zequi collects the money, the ex-thief will have to face a class of rowdy kids and a beautiful teacher who just might steal his heart in this over-the-top and outrageously funny comedy.

When the ghouls of Monster High follow Spectra Vondergeist one day, they discover a creeperiffic Ghost World with an all-spirit school. But their scary-cute student bodies are hardly welcome with the very strict Principal Revenant, and she punishes Spectra with frightful detention chains that prevent her from re-joining Monster High. Now, it's up to the imperfectly perfect friends to take on ghostly forms in order to save one of their own from disappearing...