Ariana really likes spending time at the Unicorn Academy stables, and she even loves taking care of her beautiful unicorn Whisperer. Although they are different in many ways, Ariana hopes that one day they will bond together. Out of nowhere, forest animals start roaming the academy grounds and behave quite strangely. What is going on with them? Can the girls from the Diamond Bedroom figure out what happened to them? Will Ariana overcome her over-cautiousness and muster enough courage to protect her friends and help the beasts of the forest return to their homes?