Another Stupid Isekai - Chapter 56

Shu Yu transmigrated to become a mob character, exiled into oblivion after appearing twice after helping the female side character who kept trying to dig a deeper hole for herself.Realizing she couldn't change the outcome, Shu Yu decided to just goof off.But even before the exile came, she was suddenly told that she was not a daughter of the Shu family.She was born to a farmer's family, who were so poor they couldn't afford to repair their leaking house. Having decided to eliminate the tarnishing of their good name, Shu Yu's adopted family decided to murder her.Shu Yu: Come on, see who dies.Returning to her biological family, the sight of a plate of salted vegetables, a barely-full bowl of rice, and her real parents' nervous looks, she finally sighed.No more goofing off, or she's going to starve to death.

When an S-class elite assassin-raised captain of a special ops suicide squad comes home from a high-stakes Africa mission, he finds himself offered something that could potentially set him up for life- a curious assignment that he could use to finally exit his days of war and slaughter.

Then placed into a high-school setting, Lin Yi is tasked by the chairman of a top-tier multi-billion company with bodyguard duty for non-other than his own daughter, a certain little Miss of said high-school.

His enemies, once ranging from drug lords, mafia bosses, political figures, and national leaders, are soon replaced with spoiled kids who happen to have rich papas and mamas, and Lin Yi finds his intense expertise and high-threat skillset misused, and very underwhelmed…

But he does get a harem cast as diverse as his old enemies, so Lin Yi decides that, for the sake of messing around with girls as an invincible entity in a down-leveled environment, leaving his bloody and death-filled war days behind is something he’d definitely want to strive for.

- Description from Novelupdates

Duwei is born in this new world from Earth without making any sound, he does not cry, he just stares at the people around him. As he grows he does not speak and curses this new world in which he is forced to live.

His father a great general of insurance he must have aptitude for something, nevertheless he is not more than trash. Ignored by his family as the “Retarded” heir.

This is the story of your journey to discover the truths of this world and use the knowledge of your past life to remove your title of retarded, even if you have to become a devil.

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy