When Immortal Ascension Fails Time Travel to Try Again - Delay due to Author’s Health

A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his rigorous discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life. This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students.

In the early morning of September 23, 2019, a natural disaster arrived. The Dao of Heaven and Earth has changed, the desire of all souls have completely filled up the Heavens.

The Dao of Heaven can no longer bear it. Evil thoughts, good thoughts, obsessions, and desires entangled endlessly, making the Heavens reach its limit, this shift caused an extreme change in the world, making fantasy come to reality.

All worlds fused together, and all things compete for freedom in this cruel new world. This is the beginning of a new era, one filled with destruction and rebirth. This era is called the Eternal Era.

- Description from Novelupdates

Yan Sagawa is the top academic master in the world of Conan, known as a national treasure talent.

No one knows that he is actually a time traveler, carrying the most powerful Xueba system.

But he also has troubles recently, and he has awakened a second system — the Great Onmyoji system.

Whether to believe in science and become the father of all mankind or believe in theology to become the god who controls reincarnation, this is a question

. . .

After thinking for a long time, he decided that he wanted them all!

Conan: This is impossible murder! Is there really a ghost?

Sagawa Yan looked at the shikigami flying in the sky and smiled without saying a word.

Kidd: What kind of magic is this, how could you hide it from my eyes.

Sagawa said: This is science, you scumbag

- Description from novelbuddy

This is a normal Overlord fanfic.The main character, Felix, will later cross over to other universes.In a nutshell, Felix is granted three wishes, which he uses to reincarnate in the world of the Overlord anime. I have an idea to share some pictures in the comments or in the Discort. Of course, life is not all rosy and Felix can do many evil things to get what he wants. Especially in a place like the New World where he'll need such devilry. OP MC, Evil like MC large harem, there will be “some” R-18 scenes in future episodes, but those parts are a long time away.MC will not sleep with every woman he meets in the New World. I only have the legal rights to the characters I create.No Yuri, No Netorare.The pictures of the characters I create are my own. This novel was written through a translator program, if you find any mistakes, please write.