Richard’s fiancée at the beginning of the story, whose concern for prestige and style reveals her superficial nature.

A young woman from the House of Arch with the ability to open passages, who becomes Richard's guide and ally in London Below.

A pair of violent and ruthless assassins with contrasting personalities, hired to pursue Door.

A shrewd and enigmatic character who helps Door and Richard, navigating alliances with a transactional mindset.

A renowned bodyguard known for slaying mythic creatures, hired to protect Door on her journey.

A complex and secretive character whose past actions have significant implications for the unfolding events in the story.