Milton's Snare
The Shining Ones - a secret society, rumoured to be responsible for the disappearance of Pan's parents when she was a baby.
The Heroes
Unknown
- A village on the edge of Exmoor in the year 1894. Strange things happen here.
 - The Giant's Teeth. A stone circle said to be the gateway to another world.
 - Wolfe's Mill. Home to the Wolfe family for generations.
 - Exmoor Asylum, home to lunatics and far, far worse.
 
The Shining Ones - a secret society, rumoured to be responsible for the disappearance of Pan's parents when she was a baby.
- Dr Crozier, the administrator of the Exmoor Lunatic Asylum and master hypnotist.
 - Inspector August of Scotland Yard's Special Branch.
 - Lord Morland.  Minister in Her Majesty's Government and rumoured to be the most dangerous psychomancer in the British Empire.
 
The Heroes
- Pandora Wolfe, a thirteen year old from 21st Century London who comes into possession of her father's time-travelling watch.
 - Prometheus Wolfe, Pandora's long lost uncle and agent of the crown, sworn to protect the British Empire from magical threats.
 - Eric Jacobs, a Victorian boy obsessed with Sherlock Holmes books.
 - Lucy Winter, a Vicar's daughter whose doll can predict the future.
 
Unknown
- Stella, Pan's incredibly selfish and vain grandmother back in the 21st Century.
 - Mrs Morgan, the headmistress of Morgan Academy. Is she a vampire as Eric Suspects?
 - Rex Phelan, the school bully. Why is his father in the asylum and why does he hate Eric?
 - Sir Miles Haringsby, the richest man in town. Is he in league with the Shining Ones?
 - The magical circus of Dr Walpurgis.  When they appear, bad things happen, but is it just coincidence?
 - Jack, a boy trapped in another world who communicates through mirrors.