Tilly and her forest friends help the Hidden Elves prevent Timitus, the King of the Evil Elves, from attempting to take over the world. Will they be successful?
Tilly and her twin cousins, Jess and Zach, head back to visit Opa at Cheyanne Forest. Tilly is nervous and excited to be going on yet another adventure.
They hope to change Cleo, the evil witch, back to her good self by slipping a potion, which they created during their last visit, into her.
They also hope to convince the goblins of the Deep Forest to switch to their side.
A battle between the Hidden Elves and the Evil Elves is eminent. The evil elves plan on taking over the world, but it would be the end of all the mythical creatures, if they were to attempt to achieve that.