Isekai Maou to Shoukan Shoujo Dorei Majutsu - Volume 10 Chapter 3 part7

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.

An accident let him have a special ability to turn back time up to 1 minute. When he said the wrong things in front of his leader, he was able to return back to 1 minute before to correct what he said. During jade stone gambling and there was no jade inside, he turns back time to pick another stone. When the woman he likes met an accident, he can return back to 1 minute before to save her…… A small fry’s rise through the ranks of the government service starts……

- Description from Novelupdates

Under everyone's gaze, her pregnant sister came to force a marriage, making her the butt of the joke, after being cheated on.When she was at her wit's end, she met him ——Jun Mochan, the business tycoon.He said: “Marry me, I won't betray you.”In order to shut off the wagging tongues and avoid becoming a bargaining chip in a family alliance,She said: “Okay”But, wasn't it agreed that it would be a fake marriage?He loves her deeply. The whole world knows it, only she doesn't.

Ping Mo has been transferred from the Special Forces to the Alliance University, and the whole university is in an uproar. The new instructor, Ping Mo, is said to be a top alpha, with a lean waist, long legs, a nice ass, and a great sense of humor.

The little sweet omegas get weak at the sight of him.

Pei Yutu disdains: What’s so good about this f*cking little white guy?

Later, Pei Yutu discovers Ping Mo’s little secret; He is an omega, a rare Therian omega!

Big Pei pressed the man into the toilet stall, his teeth gently crushed his glands, looked at the flushed drill sergeant, squeezed the tail behind him, and laughed, “Damn! You’re so good everywhere!”

- Description from Novelupdates