Ben wants a Mongolian Fighting Fish more than anything. But when he goes to Mr. Dodds's Pet Emporium with his hard-earned savings, he buys a cat instead. He doesn't have a choice, really. The cat insists.

Iggy (as the tabby likes to be called) has been kidnapped from his home, a parallel world known as the Secret Country. And as the two soon discover, Iggy is not the only animal to fall victim to the pet-store owner's devious scheme: Mr. Dodds is stealing the Secret Country's magical creatures and selling them to England's rich and curious. Being away from their homeland causes the...