The Red Key (#4 Unicorns of the Secret Stable)

Whitney Sanderson

Ruby's new classmate, Cole, has a mysterious key. It looks a lot like Ruby's key to the Magic Gate. Could Cole be a Unicorn Guardian too? But there are bigger problems in the Enchanted Realm. Starsong was stolen by dragons and taken to the Fire Mountains. And when the moon is full, the dragons will feas...