Toaru Majutsu no Index: New Testament - Volume 16, Chapter 3: Mutual Request for Assistance between Enemies - Double_Enemy.

In a world where six once-allied nations now stand divided, the kingdom of Myralis, a symbol of self-sacrifice, has fallen into oblivion. Centuries after its mysterious downfall, Caelum, the last disciple of a forgotten deity, embarks on a perilous journey to restore his nation's honor.Guided by the enigmatic teachings of his vanished mentor and armed with the legendary Seal of Abnegation, Caelum must navigate treacherous politics and face champions from rival kingdoms in a deadly tournament that will decide the fate of the world.As ancient secrets resurface and alliances crumble, Caelum discovers that every truth hides a lie and every ally could become an enemy. His quest could either unite the Six Nations—or precipitate their destruction.Will he master his heritage and fulfill the prophecy that marks him as Myralis’s savior, or will his choices doom the world to chaos?

Within the Immortal Realm, there were nine thousand major realms, with three thousand at the top, three thousand in the middle, and three thousand at the bottom, along with countless minor realms.

James, a brilliant mechanical engineer and passionate history enthusiast, loses his life in a tragic house fire—only to find himself in a mysterious world as the ruler of an island nation. Armed with his modern knowledge and unwavering ambition, James embarks on a bold mission to industrialize his kingdom and build an empire on which the sun never sets.

As an Alpha, Val is required to find his Luna as quickly as possible. But when he finally finds one... she seems too young to be his mate?***Elyna thought her life was over when her pack was attacked and she was sold by hunters. With no experience mixing with humans, everything was scary for her. Only Val's presence could make her feel at ease. But unfortunately... Elyna could sense that Val secretly hated her.People said it was because she was too young for Val. But she was actually hundreds of years old though?