In an adventure that will surpass their expectations, Poppy and Branch discover that they are just one of the six tribes of trolls scattered across six realms, each dedicated to a different kind of music: funk, country, techno, classical, pop and rock. . Their world is about to become much bigger and noisier. King Thrash and his daughter, Queen Barb, want to destroy other genres of rock in order for rock to have supremacy. Poppy and Branch, along with their friends, Biggie, Chenille, Satin, Cooper, and Guy Diamond, set out on a journey to join the other tribes against Queen Barb and King Thrash, who seek to shadow everyone. . With the fate of the world at stake, Poppy and Branch, along with their friends, began visiting all the other lands to unify the trolls in harmony.