MTL - From Becoming the Master of Monsters - ~ byte count may be shorter

The world is terrorized by the powerful Black Witch who has been sealed in the moon. Every ten years, the night of Hexennacht arrives and a chosen witch must battle the Black Witch in hopes of finally defeating her.

As the current decade’s Hexennacht approaches, a mysterious girl named Kagami Kagami arrives and meets Horinouchi Mitsuru, the daughter of the previous Hexennacht representative.

It takes place between Kyoukai Senjou no Horizon and the City Series, two other series by the author.

Kerrigan’s life was never his own. Raised as a pawn in a twisted game, his mind was shattered in a cruel simulation. Now, in the real world, he’s left with only one thing: Veilbreaker—a power to tear through lies, illusions, and hidden truths. But the more he uses it, the more it eats away at his sanity.Haunted by his past, betrayed by those he should trust, Kerrigan must fight not only the monsters that hunt him but the darkness inside himself. Every ally could be an enemy, and every truth could cost him everything. As a deadly war brews on the horizon, Kerrigan is the only one who can stop it—but the price for victory might just be his mind.Can Kerrigan control his power, or will the truth break him first?

Welcome to Arcadia! The world’s most plausible virtual reality game created by three major conglomerates, Ajin Electrons, Sillicoff Industries, and Argos Corporation. Join Jaeyeong, a legendary gamer who goes by the ID Dex, on a chaotic adventure as he hops in the capsule Dreamer to access the fantasy world of Arcadia! Are you ready?

An Apocalypse descends—as a lethal super-virus wipes out most of the human population. It took less than a day for the world to change forever—bringing mankind to its knees.It’s a time of misery and death for most, however, there are some who are lucky. Zane Graves, who came across a “Blood Crystal” is given an ability: [Dead Man Walking]—which grants him a special power, and so setting him off on his path to the top!