Sir Thursday
On the fourth day there was war...
Following their adventures in the Border Sea, Arthur and Leaf head for home. But only Leaf gets through the Front Door. Arthur is blocked because someone... or something... has assumed his identity and is taking over his life. Before Arthur can take action, he is drafted by Sir Thursday and forced to join the Glorious Army of the Architect. While Leaf tries to banish Arthur's doppleganger on earth, Arthur must survive his basic training, avoid getting posted to the Front and work out how he can free Part Four of the Will....
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Garth Nix
In Garth Nix’s worlds, the dead rarely stay quiet, magic obeys ancient and perilous rules, and courage often looks like a teenager holding a bell, a sword, and the weight of two realms. Best known for the Old Kingdom series, Nix has carved out a space in fantasy literature that hums with mythic resonance and emotional depth—where necromancers clash with free magic creatures and heroines face destiny with grit rather than grandeur.
Born in Melbourne, Australia, Nix grew up in Canberra, absorbing stories that blurred the line between the ordinary and the extraordinary. He worked in bookstores, publishing, and even the Australian Army Reserve before turning his attention fully to fiction. That eclectic journey quietly shaped his writing—there’s a sense in his stories that the fantastical doesn’t sit apart from reality, but seeps into it through forgotten doorways and ancient bloodlines.
The Keys to the Kingdom
The Keys to the Kingdom consists of seven books. The current recommended reading order for the series is provided below.

