Draculaura, Frankie, Clawdeen, Cleo and Lagoona travel to a Transylvanian castle to find a lost vampire Princess and bring her back to Monster High. The Ghoul Squad is born.
Draculaura, Frankie, Clawdeen and Lagoona search a tropical island for a fabled monster, Gil. But before traveling back to Monster High, the volcano in the middle of the island begins to erupt.
In an effort to save Gil's island, the ghouls travel to an icy mountain range to find a ghoul with ice powers that can stop the imminent volcanic eruption.
Gob he runs away from Monster High. The Ghoul Squad discovers him running wild in department store for humans. Now the ghouls have to work together to get him back to Monster High before the store reopens.
Toralei complicates the Ghoul Squad's latest mission to find a hidden monster deep inside some ancient catacombs when she tries to take an artifact that triggers an avalanche of the ancient cave's traps and defenses.
Monster High has a leaky roof problem and the only monster that can fix it is a gargoyle. So it's up to the Ghoul Squad to travel to Paris where they try to recruit Rochelle to come back with them and save their school.
A hiccup with the Monster Mapalogue causes fuzzy little monsters from a popular new game to come to life in Monster High! Now the ghouls have to upgrade their iCoffins to suck the monsters back into the video game before they destroy the school.
When the Ghoul Squad tracks down Catty Noir in an old abandoned theater, they discover she has lost her confidence to go back on stage. The ghouls make it their mission to help Catty get over her stage fright by performing in the upcoming Monster High talent show.
In an effort to go on a beach vacation, Toralei steals the Monster Mapalogue, but breaks it -teleporting herself, Cleo, and Lagoona to a faraway desert location - or so they think.
The Ghoul Squad receives a call for help fromTreesa Thrornwillow, whose sister is plotting to destroy the Haunted Garden where they both live. The ghouls must take flight with new butterfly wings to stop Tressa's sister and save the garden.
After learning about holidays and observing a human family in the midst of their celebration, Draculaura convinces the students of Monster High to come up with their own holiday.
The upcoming arrival of the first howliday has Frankie thinking about family. She decides to create herself a little sister to share her love of science. But Alivia, does not care about science - she only wants to take pictures.
It's the night before the first howliday and it's Clawdeen's job to get her little werepup brothers to go to sleep. But they would rather play in the snow Abbey has created.
It's finally here. The very first howliday. Fangelica wants to show Draculaura how special she is to her, so she ventures out into the human world in search of the perfect howliday present..