What if your best friend was a unicorn? Chapter book readers are flocking to this magical series, where everyone is paired with their very own unicorn!

Graduation from Unicorn Academy is a magical celebration. Isla and her unicorn, Buttercup, haven't bonded as best friends, which means they can't graduate yet. But then Isla learns that someone is trying to steal everyone's magic and take over Unicorn Island. Can she and Buttercup save the island, and graduate on time?