Separated from her Rider during battle, Horse wakes up in a colorful world filled with strange beasts. But where is her trusty friend?

Horse meets Waterbaby — one of Centaurworld’s shamans — and learns about the key: a mysterious object that could reunite her with Rider.

Searching for the next piece of the key, Horse leads the herd into a mysterious forest to see the tree shamans. They grant wishes — but there’s a catch.