Strange things happen in Little Obscurity - but the Bureau of Mysteries is always there to investigate.
In the bustling city of Little Obscurity, George Feather lives a fairly uneventful life. That is, until he falls down a chimney and discovers the Bureau of Mysteries, an eccentric group of investigators and codebreakers who live in between the floors of the Brass Castle Hotel. After learning that evil Clockwork Octopus Society are planning to wreak havoc on Little Obscurity, George is quickly recruited to help track the villains down. Along with his partner, Imp, George follows the trails of evidence and cracks the codes that each of their suspects leave behind.
Chased by swarms of mechanical insects, overcome by horrible smells and trapped in train tunnels, George and Imp have a gigantic task ahead of them. Will they be able to solve all of the cryptic clues in time to save the city?