Mr. Penumbra's 24-Hour Bookstore
Characters in Mr. Penumbra's 24-Hour Bookstore
8 characters, main characters first.Main characters
Clay Jannon
An unemployed graphic designer who takes the overnight shift at Penumbra's bookstore and slowly uncovers the secret society behind its strange customers.
Antagonists
Marcus Corvina
The society's "First Reader," an old-guard leader deeply suspicious of using modern computers to crack its ancient code.
Supporting characters
Mr. Penumbra
The bookstore's elderly, enigmatic owner, and a member of a secretive society of book-obsessed puzzle-solvers searching for immortality.
Kat Potente
A Google engineer who becomes Clay's love interest and brings modern data analysis to bear on the bookstore's centuries-old puzzle.
Neel Shah
Clay's wealthy childhood friend, a tech entrepreneur who helps fund and support the investigation into Penumbra's secret.
Mat Mittelbrand
Clay's roommate, a special-effects model maker whose visual imagination helps the group picture the puzzle they're solving.
Edgar Deckle
A former night clerk at Penumbra's store, now working in the society's New York library, who helps Clay navigate its inner workings.
Oliver Grone
The bookstore's day-shift clerk, a graduate student who helps catalog Penumbra's odder inventory.