MTL - Mai Kitsune Waifu - Chapter 220 Loongson

[Forced Possession Summoning]A technique to forcibly summon a person from another world and defeat a monster sealed within them. It is a forbidden large-scale magic that mankind has devised to defeat an otherwise undefeatable dragon.

Yukihisa Kogure, a black company worker, was summoned to another world with this [Forced Possession Summoning] magic on one day overnight. The dragon, Veno Yveval, was sealed within Yukihisa’s body.

『To subjugate a powerful dragon by using the life of a person from another world? They will come at us with everything they have. Won’t you cooperate with me to survive?』

「Isn’t that an offer I cannot refuse? I do not wish to die.」

Thus, the escape of Yukihisa and the dragon, Veno, began.

An otherworld fugitive drama depicted by extraordinary storyteller Aneko Yusagi, unfolds!

The protagonist is an accidental time traveler - he didn't wait, didn't guess, only dreamed, but ended up in history, which he didn't pay much attention to. He was just lucky with his lineage.Ryo is a new member of the Nara clan, from the Uzumaki lineage on his father's side, and it so happened that he was born not at the beginning of the known plot, but more than three decades and two world wars later. Now he has to figure out how to get out of this situation however he can.

The thousand-year-old Imperium is crumbling, and war looms on the horizon, bringing with it both brutalities and splendor. Caught in the midst of this chaos is Lansius, an office grunt and veteran MMO player who has been transformed into a medieval peasant. With no wealth, status, or magical abilities, and armed only with his basic knowledge of the art of war, can he endure and thrive in this realistic medieval fantasy realm?Follow Lansius as he moves from one occupation to another, striving to survive during these turbulent times.

He became the villain in the possessed game, the rival of the main character, and the second seat.