The Extra becomes the Villain's Bodyguard - Chapter 44: Research part 2.

In her previous life, she had given everything for him and helped him step by step to become a great minister, but she was not as good as her good sister who slept with him.

When the gentle and loving husband took her life, she realized that the love she thought was as deep as the sea was a joke.

To the end with hatred, Lu Xiang cursed angrily, wanting to let the person who wronged her and harmed her have a terrible death…

Opening her eyes again, she returned to the year she was fourteen years old. She had the same life, but she returned with hatred in her heart.

…

The night was dark and the wind was high, Lu Xiang picked up Chu Jinyan who was hunted down and seriously injured, his eyes sparkled.

“Hey, golden thighs!”

So without further ado, he dragged the person into his room to hide.

“As the saying goes, life-saving grace should be promised with your body… Ah, no, I will repay you with the spring, I saved your life today, and you have to promise me three requests in the future.”

Chu Jinyan: “???”

He doesn’t really want to be rescued…

Later, Chu Jinyan patted his thigh and hooked his fingers: “My concubine, come, I’ll give you my lonely thigh.”

***

She: insidious, deceitful!

Him: despicable, shameless!

Passerby A: So they are a match made in heaven?

Passer-by: Bah, that’s called working in collusion!

- Description from novelbuddy

Her parents died in planned accident by her uncle. They used her in every way they can. They planned to sue her so she wont take her fathers company back. They want to destroy her life making her penniless. No one knows that she is the not the same girl who was played as puppet in their hands. Five years changed her a lot. Now she is a hidden genius still acting pityfull to take revenge.

Yeon-woo had a twin brother who disappeared five years ago. One day, a pocket watch left by his brother returned to his possession. Inside, he found a hidden diary in which was recorded “By the time you hear this, I guess I will be already dead….”

Ever since He Mulan, a 28 year old forensic investigator, transmigrated into the post-army civilian Hua Mulan’s body, she’s been under a lot of pressure. Unlike the folktale ending, there are no flowers or applause to be found here. After leaving the army and returning to her hometown, word by the countryside has painted the now 32 year old Hua Mulan as a homicidal maniac, an old hag, and a freak of nature, among other nasty things. Between piecing together Hua Mulan’s scattered memories, grappling with her fellow villagers’ prejudice against her, and fending off Mrs Hua’s attempts to match make her, He Mulan has her hands full. All He Mulan wants to do is protect Hua Mulan’s body till her soul comes back, but fate has other plans…

- Description from Novelupdates