Maoyuu Maou Yuusha - Volume 3 Chapter 3, “Look, you’ve got some on your mouth, Hero.”

The emotionless Young Master Bo had finally gotten married. Rumor had it that the new Mrs. Bo was easily jealous and had set a family rule on their wedding night: Her husband was to return home every night, and no other females could be around him! Gradually, everyone in Jiang City realized that Young Master Bo's wife was a tigress!On their wedding anniversary, Young Master Bo brought his wife along for an event. Mrs. Bo was young, pretty, and delicate. Every time her eyes lingered at any man a second longer, her husband wouldn’t hesitate to destroy that man's company!Faced with everyone’s gazes, Mrs. Bo couldn’t help but decry, “Bo Jingyan, you've been ruining my reputation again!”Young Master Bo simply coaxed her solemnly. “You don’t know how fierce other women can be! Baby, you must protect me.”Mrs. Bo couldn’t help but flare up. In truth, he was the one who exerted strict control over her in private!

Transcend to become the prince of Daxia, activate the Devil Emperor Summoning System, summon the powerhouses from other worlds, and fight for hegemony in the heavens!

If I were the Devil Emperor in the future, I would definitely let your blood stain the sky!

- Description from novelbuddy

Died in the end times war, reborn as a commoner’s daughter in an ancient official’s family. The family scheming belongs to others, the fighting for favor belongs to others. Li Xia’s daily routine is just asking for monthly allowances from her auntie to spend on eating, drinking, watching opera, and living a carefree life.

After accidentally saving someone during the Lantern Festival, Li Xia’s carefree life is gone. During the day, she is a young lady of an official’s house who does not step out of the main or secondary gates, at night, she turns into a righteous hero who punishes villains and eliminates evils.

Cha Myung-jun, a sergeant who neared the end of his military service, found himself confined in the Ministry of National Defense’s bas**ent for over three decades due to his newly awakened abilities, just before the outbreak of war. Spending thirty years as the world’s most formidable blacksmith, wielding nothing but hammers, he skillfully outwits the watchful eyes of the Ministry of Defense to serve the war effort and reset the course of time. Now given a second chance at life, can he lead a successful campaign to avert humanity’s downfall and secure its salvation?