Isekai Maou to Shoukan Shoujo Dorei Majutsu - Volume 6 Chapter 3 part7

The world calls for heroes, and in dire situations, they tend to rely on anything just to escape death and live.The story begins when a man from another world becomes one of the three heroes of fate. His strength prospers among the other two, fate favors him, but the people do not.After saving the entire continent from the Demon God, they feared his strength and banished him from any human land with no where to go he thought of nothing but to suffer.But there are still beings who cared enough to give his life a new light.[ You are never Forgotten ]

Karsha, a general in the United States Army, was a loving father and husband who was accused of killing his wife and two children. As a result, he was sentenced to death. However, his life took a turn when a sinister being transmigrated his soul to a world of cultivation. He awakened as a slave and slowly rose through the ranks thanks to a strange system with its own agenda. He began walking the path of cultivation and immortality, which will soon drive him into a conspiracy so grand that his understanding of who he was, who he is, and who he is to become will be put into question.

[WSA 2024 Entry]

Matt saved humanity, but humanity betrayed him and murdered him and his wife, which led him to reincarnate in a Vampire World.

He quickly realized that he had been reincarnated in a unique body that, among vampires, would make him look like a genius. In addition, he has several powerful abilities that no other vampire has.

This time, he will cling to this new life to become as strong as possible to search for his wife in a world of magic and vampires.

In addition, he will try to walk the path to become a True Vampire, a Vampire Progenitor!

At the same time, his desire for revenge burns within him...

I met the male lead in prison.