Iris takes her role as Unicorn Guardian very seriously.
So when a local newspaper article talks about magical unicorn horns, she is extra careful about keeping the unicorns' secret.
But then a news reporter comes to Magic Moon Stable.
He insists there are real unicorns there.
And he is determined to find a unicorn horn that he can sell for lots of money.
Can Iris and her sister Ruby outsmart the reporter? Can they keep the unicorns safe?.