
Glass Immortals · Character
Tadeas Grappo
Also known as Uncle Tadeas, Major Grappo, Uncle Tad
- Supporting
- First seen · Book 1
Tadeas Grappo is a supporting character in Glass Immortals (Book 1).
- Gender
- male
- First appears
- Book 1
- Books
- 1
Description
A man in his late forties with black hair, thoughtful brown eyes, and a scarred, weathered face. He holds himself with squared shoulders and his head up, with a hint of regality. He wears military uniforms, including an Ossan uniform and a Foreign Legion uniform at different points; his uniform becomes dusty, dirty, torn, or bloodstained during the campaign. Later he has red and white glassrot scales on his cheek, a piece of milkglass at his ear, and a saber slash across his chest.
Connections
Family & partnersFriends & mentorsRivals

Demir Grappouncle
Tadeas is Demir’s uncle and a trusted adviser. He counsels Demir on military and political decisions and reminds him of his responsibilities, while Demir turns to him for candid strategic discussion.

Adriana GrappoFamily
Tadeas is Adriana’s brother. He remembers her as an exceptionally skilled Kings and Pawns player and is one of the few people who can tell Demir stories about her and Demir’s father.
- TN
Tadeas's nephewuncle
Idrian refers to Tadeas’s nephew as someone he has promised to help, though the nephew does not appear directly in these chapters.

Idrian SepulkiProfessional
Idrian serves in the military campaign under General Grappo’s command; the medical authorities note that even Grappo cannot override the restrictions on high-resonance cureglass.
- CJ
Colonel Jorfaxrescuer
Tadeas has repeatedly saved Jorfax’s glassdancers, including during the recent retreat. His intervention earns her trust and helps defuse her confrontation with Demir.
- GS
General StavriProfessional
Tadeas and Idrian receive Stavri’s orders to withdraw and report to the Copper Hills; Tadeas risks discipline by helping Idrian pursue a private mission.
- M
MikaFriend
They work together in the military and share an easy, teasing rapport while supporting Idrian.
Story so far
BOOK 1In the Shadow of Lightning
Key events
Gallery
Book 1: In the Shadow of Lightning
Appearances
Next stop
In Book 1
Places
Meet Tadeas Grappo in Bookworm
Meet Tadeas Grappo in your EPUB — spoiler-safe to the book you're on.





