MTL - Worldly Stunning Blade - v6 Chapter 174 Weird killer

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

They called the Vorrakyns Dragon Riders, but their legacy has crumbled into dust. For centuries, no true Dragon has answered their call.Vacuse Vorrakyn was born into a dying legacy: once-mighty, now feared and cast to the Empire’s edge.A runt. A bastard. Yet he served his family with fierce loyalty, only to be betrayed by the father he once swore to obey. Vacuse died a pawn... a sacrifice to the forbidden magic to call a true Dragon.Discarded like worthless trash.Now, he’s back.Reborn at six, memories of betrayal burning sharp and anger raging in his veins. This time, he’s here to claim what was stolen and everything they denied him.Armed with forbidden knowledge of the Dragon Pathway and the secrets to bond with a legendary beast, Vacuse is determined to rebuild the family legacy—on his own terms.

On his 32nd birthday, Jeff, along with all of his friends, confesses how they are dissatisfied with their lives.If only I didn't suppress my desires.If only I didn't ignore my feelings for her.If only I confess my love to her.If only I had chosen a different path from the start.If only...At the end of his 32nd birthday, the next morning, Jeff wakes up a decade back to the past. And as if all of his friends have trusted all of their regrets to him, Jeff remembers them all.With his regression that gave him a mysterious system known as Returner Fantasy, Jeff will do everything to change the future, not only for himself but for his friends and the ones he loves.[Warning: Contains Mature and Sexual content.]This book will have a lot of mature and sexual content. But those will not be the main focus of story.This book will show characters trying their best to redeem themselves from their failures and regrets.

When you get to the other world, you acquire new properties, there is no limit for your achievements and you become an overlord…Welcome to my world…

- Description from Novelupdates