My Cold and Beautiful Wife - Chapter 13

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

Jiang Pengji got something called the Court Intrigue Stream System.
System: “Your goal is to become the most prestigious woman in the kingdom (the Queen)!”
Jiang Pengji: “Okay, System. No problem!”
Years later, she met the target by becoming the most prestigious woman (the Empress).
Jiang Pengji: “Well done, no?”

Following the death of the emperor, the Astanian Empire plunged into chaos. His two sons both aiming for the throne caused a civil war that divided the empire.In the midst of this conflict, Alaric was forced into conscription. He later joined the crown prince’s army as a company commander.He led his 100-man army into battle, fiercely fighting with the hope of a better future. Unfortunately, he was just too weak to cause a ripple on the battlefield.A single arrow to the head shattered his hopes and he died without even a proper burial.Just when he thought that everything was over, he found himself back to his younger self with his memories intact.Armed with his knowledge of the future and a system that awakened his dormant powers, Alaric began his journey to overcome his fated demise.

After waking up in the body of the Young Master of the Luo family, he finds he has the knowledge of hundreds of games and Light Novels. However, he finds his Dantian is crippled, so he can’t practice cultivation! Luckily, he has the Upgrade system.