Imagine a school where you meet your own unicorn and have amazing adventures together! That's what happens for the girls at Unicorn Academy on beautiful Unicorn Island. Isla, her unicorn Buttercup and their friends are determined to find evil Ms Willow before she can drain any more magic into the Frozen Lake. But Valentina is behaving oddly, and it's not just because the head of the academy is her aunt. Does she know something about Ms Willow that the others don't? Have you read the other Unicorn Academy stories?: Sophia and Rainbow Scarlett and Blaze Ava and Star Isabel and Cloud Layla and Dancer Olivia and Snowflake Rosa and Crystal Ariana and Whisper Matilda and Pearl Freya and Honey Violet and Twinkle