The Mad Dog of the Duke's Estate - Chapter 86

People keep assuming I’m some kind of evil mastermind.But seriously, I’m just a son-in-law freeloading off my noble wife’s family.…Why does everyone look so suspicious?Wait—don’t tell me. Is it because of my squinty eyes?!

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.

A chance to change, to challenge destiny, making dreams a reality, and live a legend! A regular man gains a system that allows him to turn into a fish!

- Description from Novelupdates

BURN ME ALIVE IF YOU DIDN’T LIKE THIS BOOK...AFTER READING THAT IS Regressing back in time after sacrificing his life for someone undeserving someone who didn’t even shed a tear after his death just total blank. The person he begged for love rejected him every single time. Now, he returns to when he was 18 again. Looking at her face, he wants to try again, to fall in love with her once more, to want to... but no, he no longer wants to feel that pain again. Some feelings never change, but you have to leave them behind, right? And one life should be enough to try. He made a commitment to never love her again. This life is his chance to live for himself. But who knew he wasn’t the only one regressed? The ultimate black heart curse is broken... and time reverses. Avey: “Lucy, can we.” Tears in her eyes. Lucy: Looking blankly at him. Avey: “Can’t you at least give me one chance?” Lucian: Silently looking at her. what about other people who hurt him too: mother, sister, friend and ofc her Will he give up on love for his own peace, or will he be too afraid to feel that pain again?