Tensei Shitara Dai Nana Ouji Dattanode Kimamani Majutsu — O Kiwamemasu Raw //top\\

Prologue: Reincarnation as a Weak Prince The protagonist, a modern-day sorcery otaku and salaryman, dies in an accident. He wakes up as Lloyd de Saloom , the seventh prince of the Kingdom of Saloom. In this world, magical talent is determined by bloodline and mana capacity — and Lloyd is at the bottom. His seven royal brothers and the court mages dismiss him as the "useless prince" with tiny mana reserves.

He meets , a cursed demon sword that contains the soul of an ancient sorcerer. Grimm becomes his teacher and partner. Through Grimm, Lloyd learns demon summoning , soul manipulation , and forbidden curses — all while keeping his power hidden from the throne. Part 2: The Magic Tournament Arc A royal inter-kingdom magic tournament is announced. Lloyd’s brothers see it as a chance to humiliate him. Forced to participate, Lloyd decides to "lose gracefully" — but once in the arena, he gets carried away. Prologue: Reincarnation as a Weak Prince The protagonist,

However, Lloyd retains his past life’s obsessive knowledge of theoretical sorcery. He quickly realizes that mana quantity isn't everything — can overcome raw power. In secret, he begins experimenting with forbidden and forgotten magical theories. Part 1: The Hidden Prodigy Lloyd pretends to be an ordinary, airheaded child while secretly dismantling and reconstructing high-level spells. He creates a unique sorcery style — compressing massive spells into tiny mana threads, achieving archmage-level effects with minimal mana. His seven royal brothers and the court mages

His first real test comes when a powerful demonic beast attacks the royal capital. Lloyd, "accidentally" on the scene, kills it with a single, perfectly aimed spell that the court mages cannot even analyze. They assume a hidden guardian did it. Through Grimm, Lloyd learns demon summoning , soul

The story ends with Lloyd sitting under a tree, reading an ancient grimoire, smiling as he mutters: "Finally… I can study sorcery at my own pace." Power through knowledge, hiding strength, breaking systems, obsessive curiosity, and the joy of magical research over ruling the world.