Jack has always wanted to meet a unicorn, and with its black coat, golden hooves and truth-telling powers, the magical xiezhi is the most amazing unicorn ever!

Jack has always wanted to meet a unicorn, and with its black coat, golden hooves and truth-telling powers, the magical xiezhi is the most amazing unicorn ever!

But when the xiezhi accuses the Jade Emperor of a crime, Jack doesn't know what - or who - to believe.

Can Jack harness rat's power over the weather and find out the truth?

One thing's for certain, a storm is coming...

A thrilling action-adventure series with the magical power of the Chinese Zodiac.