From the back cover of the main rulebook:
"The Kerberos Club (FATE Edition) is a complete roleplaying game for thrilling superheroic and steampunk action in Victorian London. It includes a treatment of Victorian society in its every particular, espeically the incredible and sometimes awful changes that "the Strangeness" comes to wreak upon Queen and Country alike.
New FATE rules by Mike Olson expand character skills into the realms of the superhuman and the godlike, making them endlessly customizable to suit anything you can imagine.
The Kerberos Club (FATE Edition) gives players every tool they need to create new heroes and villains in a world beset by Strange mysteries and diabolical threats."