Toaru Majutsu no Index SS - Volume 2, Chapter 17: B Movies and Unpolished Gemstones. The First Friday of October.

Brian had just been confessed to during his sky-diving adventure which turned tragic.Now dead and presented with the choice of a world to reincarnate into he chooses the Naruto world with Kaguya's abilities.═══════════════════════│ DISCLAIMER │This is a work of fan fiction based on the *Naruto* series. All characters, locations, and settings from *Naruto* are the property of Masashi Kishimoto, Shueisha, Viz Media, and their associated rights holders. Additionally, this story contains references to characters and elements from other anime and manga series. I do not claim ownership of any copyrighted material used in this fan fiction.The plot and any original characters are my own creation. This work is purely for entertainment purposes and is not intended to infringe on any copyrights or trademarks. Please support the official releases and the original creators by purchasing or legally accessing their works.

Transmigrating to the disciples of the Demon Sect, and relying on the skill modifier to become a giant of the Demon Dao.

[Detected the technique “Blood Nerve”, relying on devouring blood to practice]

[Side effects: easily affected by the spirit contained in the blood, becoming bloodthirsty, bloodthirsty, mad, and even brain dead]

[Please wait a moment, the system is being modified…]

[Ding! The modification is complete, and the side effects are cancelled]

- Description from novelbuddy

When Kim Seojin opened his eyes, he found himself three hundred years in the future.In the last three hundred years, humanity went through a lot of changes. Science had developed, cities became more modern, and space travel became a reality. But all of that came at a cost.The world had become a plaything of gods. Every year, humans were selected to represent their race in a devilish game, all for the entertainment of the gods.Kim Seojin was one of the thousand people selected in a timeline where he didn't belong.There was one more person. A Regressor burdened with the memories of countless failed timelines and the knowledge of the destruction to come, was also a part of the game…

Gu Ting Yu is a veterinarian with a fear of animals. Haunted by the same nightmare all these years, he is desperate to find out the reason behind those dreams. He then travels into a fantasy realm by fate, entering the Palace of the Twelve Sacred Beasts.