Beneath the Alpha's Moon - Chapter 4: Strange Encounter

A man is reborn into the world of Avatar: The Last Air Bender as a waterbender from Katara's tribe. Best of all, he was the same age as her, and he had a system with him to help.He knows the future and a system that lets him continuously get stronger by completing quests or long-term missions, as well as giving him the ability to copy abilities from others for himself. He will become invincible in the world of Avatar, even more so than the Avatar himself.

Zaria of the village of Latian. A former skilled mercenary with a strong, beautiful face and a tall, voluptuous body, she fell in love at first sight with the kind and gentle villager Albert, and since then has quit rough work and lived as a married woman devoted to him. It seemed as though their happy days would continue forever, but one day her husband Albert was injured at work, and he was barely able to stand or walk. To cover her immediate living expenses and her husband's medical expenses, Zaria uses her “previous job” to become a sword instructor for the son of a certain lord, but...

[No heroine, no emotional line, no ambiguity, a lot of private settings, a comprehensive world view, I am an organization. 】

[There is a story about an undercover police officer with real wine, there is a possibility of death for the red party, and both Bourbon and Scotland are real wine]

“Name.”

“Osamu Dazai.”

“gender.”

“A man without a doubt.”

“age.”

“14.”

“The code name of the Black Organization.”

“Cahor.”

“Why did you join the Black Organization?”

“Well, because I’m the adopted son of that gentleman.”

[This article is also known as Osamu Dazai of COS. I recognized a thief as a father in the Conan crew. I am not disqualified in this world. I am full of fighting skills. I appeared in Japan the next second at the comic exhibition and became a three-year-old slaughter]

[There will be other vests. ][The elegant party and the gangsters stay away from me][Writing to play, don’t gangster]

- Description from novelbuddy

A broken man who ended his own life finds himself reincarnated into the game he used to play. However, instead of becoming the protagonist or a powerful antagonist, fate places him in the role of a minor villain—a mere stepping stone for the protagonist in the game's first arc.