A power unbound
(Book)

"Jack Alston, Lord Hawthorn, would love a nice, safe, comfortable life. After the death of his twin sister, he thought he was done with magic for good. But with the threat of a dangerous ritual hanging over every magician in Britain, he's drawn reluctantly back into that world. Now Jack is living in a bizarre puzzle-box of a magical London townhouse, helping an unlikely group of friends track down the final piece of the Last Contract before their enemies can do the same. And to make matters worse, they need the help of writer and thief Alan Ross"--,Provided by publisher.