A freak accident lands the girls in the Unicorn Kingdom with their little brother, Mason. Accidentally teleporting their kid brother to a secret world is just the start of their problems. They take their eyes off him for one second, and he turns into a werewolf! On this adventure, the girls make some new friends in unexplored kingdoms and run across some scary new enemies, including an ancient vampire. Will Liv, Ava, and Claire be able to find a way to un-werewolf their little brother and make it back home before their parents notice they're gone?