Sir Thursday by Garth Nix

… Arthur is gradually growing up as the stories go on, willingly taking more and more responsibility on his young shoulders as his emotional investment in the House and its inhabitants grow (not to mention the symbiotic effect it has on his own world). Even if it means loosing his own humanity and becoming a Denizen of the House, Arthur is now fully committed to his cause, foregoing a way out at what seems like a great personal cost… finds himself relying more and more on himself to find his own path through the turmoil of the political intrigue… How Arthur wades through these murky waters makes for challenging and thought-provoking reading… Read the rest.