Assassin's Creed Valhalla: The Hidden Codex - Mathieu Gabella - Bog

"After securing his own freedom from a clan of Vikings that kidnapped him, Edward, a scribe and reluctant monk, returns to find his brother missing and strange documents blackened by a language he innately understands. No one knows where these occult-looking symbols came from, but Edward has seen such writings before: in the workshop of an enigmatic wise man among the Vikings who is part of a secret order: Those Unseen. An order that could offer answers to Edward, and guarantee his aspirations of freedom and knowledge"--