Dragonheart Core - Chapter 56: Secondary

The most beautiful woman in Jinggang, Hua Nong, spent the night with the legal circle tycoon Lu Jing'an, and upon waking up, tossed him a piece of steel coin.The next day, Hua Nong pleaded in front of Lu Jing'an, and the man smirked coolly: “Mr. Lu is just a beast in clothes, worth only one yuan?”Hua Nong smiled on the surface but cursed inside: “Young Master Lu may not know, in certain moments, 'beast in clothes' is a compliment.”“For example?” Lu Jing'an's tone was cool.“In bed,” Hua Nong tried to explain further....In the second year of Hua Nong's marriage to Lu Jing'an, their married life was sweet and became a model couple in Jinggang, until... Lu Jing'an's ex-girlfriend returned...Hua Nong drowned her sorrows in alcohol and posted a Weibo: [Single, lonely, waiting for love...]

You are the ruler, I am a subject, you want loyalty, I’ll give you loyalty. You are the ruler, I am the subject, you want my sacrifice, I will sacrifice for you. This lifetime, we’ll only be ruler and subject…… cannot become the one who accompanies you to experience everything.

A deposed empress, a failure of a substitute. Charging into battle, he was the emperor, and she, his general. But within the intimacy of their military tent, he was her husband, and she, his wife.

But everything was star-crossed. For the one he loved the most, he would push her into hell again and again.

- Description from Novelupdates

“Jiang Yu transmigrates into a novel and becomes a side character in the book.