Shadow Hack - Chapter 29: I Also Have Arms

The Immortal Path led to Longevity and Sovereign was heading in ease. When the Longevity was no longer in ease, all living beings were just prisoners. Conspiracy, internal strife, and the invasion of the others, all of it emerged together. 

In such a world, there was such a young man. He made his way upstream, stepping on blood, defying the emperor, destroying the various kings, and slaughtering his way through the hundred clans to form an Immortal Path towards the throne of Sovereign! The Immortal Path was endless, while the Sovereign was limited. He used his blood to forge his immortal legend.

- Description from Novelupdates

Eight years on battlefield and returning in triumph, only then to realize that the important army general is a woman?

Empress Dowager pass an imperial decree, bestowing An Wangye younger brother Xia Yujin as Nanping Junwang and to take the great general as the wife.

In front of the person that kill people like flies, iron mask ruthless of the wife.

Talent-less Jun Wang, in a world of ice and snow fraught with emotional and lake-like tears, request for help, “How to uphold the man principal?”

- Description from Novelupdates

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

“Did you just marry the richest man in the country… by accident? How does that even happen?”Delphinia sighed dramatically. “I know, I’m such an overachiever. But it’s easy, really. Step one: drink too much. Step two: find the perfect man. Step three: say ‘I do’ before he realizes I’m a walking disaster.”“And the revenge?”She raised her glass. “Served cold, with a diamond bigger than my ex’s ego.”—After years trapped in a loveless, abusive marriage, Delphinia had one plan: leave her toxic past behind and never look back. But freedom isn’t as sweet as she’d hoped. With no family to turn to and no place to go, she crashes with her best friend…only to end up at a party where one too many drinks lead to one tiny (accidental) marriage to Evander Walton.Handsome, rich, and absolutely off-limits, Evander is everything Delphinia thought she’d never have. And he has just one condition if she wants to break things off: she’ll have to pay him back…for the huge diamond ring she barely remembers accepting. Broke and in no position to negotiate, she’s got no choice but to play along with her accidental husband and the lavish life that comes with him.Now she’s living in luxury, holding her head high, and plotting the sweetest revenge against the ex who tried to ruin her. Because if there’s one thing Delphinia knows, it’s that payback is best served in designer heels.