Bleach: The Strongest Shinigami - Chapter 170 ⥤ Count Me In!

Once upon a time, a boy was referred to as a “War Hero.”

In another world called Aletia, the boy who had saved the Lost Kingdom, conquered their neighbouring countries, and led to the rise of a grand empire decided to throw everything away, returning to the modern era at the cost of his memories.

As three years passed, the boy who was happily enjoying his daily life was once again called back to the other world.

However, what awaited him was the Aletia of 1000 years in the future.

As his past glories became a “myth,” the legend of the youth referred to as the, “Twin Black Hero King,” begins.

A man who was once called the world strongest agent ended up becoming a teacher after his retirement to train the new generation of agents. After many years of training his disciples, he is killed at the age of 60 by the ploy of a secret organization and was reincarnated in another world with all his past memories.Though he was surprised by the magic and the strange species of that world, he adapted very fast 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 tight 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 new students.

“When I left you, it wasn’t because I was materialistic.”

“I know.”

“He doesn’t love me. I already broke up with him.”

“I know.”

“You knew? I didn’t know you were still so concerned about me…”

“I know because he and I are now a couple.”

This is a story about how a poor loser turned into a tall, handsome and rich guy and snatched his ex-girlfriend’s current boyfriend away.

- Description from Novelupdates