Harry tries to prepare the sorceress to fight the new demon - Harbinger, but every time the girls do something wrong, they are not too focused on the fight.
When Mel searches in the shadow book for a spell to help track down Harbinger, he is hidden in the attic by Niko, who has no idea that the girl is a sorceress.
In the morning, Macy tells her sisters that sugar can destroy the sulfuric acid contained in the black egg, he decides to bake cookies for Halloween.
Maggie works in a restaurant as a waitress, when one of the clients gets upset in her defense becomes a handsome hunk by the name of Parker, at work also meets Lucy with her friends from the Brotherhood, who informs her that he must convince the rest that he treats the brotherhood seriously Kappa, the sorceress, proposes to arrange a Hallowen party at home.
Meanwhile, Mel finds out at school that Angela Wu has woken up from a coma immediately appears to Harry, who is angry at the fact that he uses the power recklessly as a consequence, assumes Mel bracelet, which informs about every use of power.
Mel talks to Angela, who behaves normally and does not arouse suspicion that she carries a demon inside her, meanwhile Maggie uses her powers to prepare a great Hallowen party for Kappa.
Mel and Macy are back home with Harry and find out that Maggie is hosting a party at home, explaining that it will be better to track down the demon.
At the Kappa party Angela Wu appears as a zombie - everyone thinks it is just her disguise, at the same time Macy has no time to even talk to Galvin through the demon's case, it turns out that Harbinger is hunting a virgin.
Maggie, when looking for herbs, loses her balance and falls into Parker's arms, who turns out to be the boyfriend of her friend Lucy.
The enchantress casts a protection spell on your home, no demon will be able to enter it, but it turns out that the spell does not work because Harbinger is at home.
Macy admits that she is a virgin and will be a lure for a demon, she means a tree with her blood, Angela Wu runs to attack but is defeated and taken by Harry to the Elders.
Macy throws herself into Galvin's arms and passionately kisses him, apologizing for not having time for him at the party.
The girls come to the attic where Harry is waiting for them along with Angela Wu's chains, which now have to be dealt with.
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