After the Iron Duke freed England from Horde control, he instantly became a national hero. Now Rhys Trahaearn has built a merchant empire on the power -and fear - of his name. And when a dead body is dropped from an airship onto his doorstep, bringing Detective Inspector Mina Wentworth into his dangerous world, he intends to make her his next possession. But when Mina uncovers the victim's identity, she stumbles upon a conspiracy that threatens the lives of everyone in England.