MTL - Garbage Skills Become the Strongest In the Ninja World - ~ touched

Xue Xi is forced to fall in love at first sight with this dangerous man on their first meeting. With death being the only other option, she makes the first move:

Yang Yi was orphaned as a child. Foul play was ruled out by the authorities, but Yang Yi always suspected otherwise. Finally, once he was older, he met one of his father’s old friends who revealed the truth about his parents’ deaths. His father was an intelligence broker and had stumbled upon a mysterious, powerful independent spy organization. Both his parents’ were murdered to ensure the organization remained a secret.

Since he was unable to forget why they died, due to his eidetic memory, the only way he could be at ease was to seek revenge. In order to fight against the mysterious organization, he would first have to train in the art of espionage. However, not even one of the national spy agencies was willing to accept Yang Yi into their ranks due to his father’s sensitive identity.

Left to forge his own path into the field, he seeks out his father’s old allies for help. He learns how to be a spy in unexpected places while gathering the resources and allies necessary to form his own private spy organization.

Follow Yang Yi in his quest for vengeance! Follow Yang Yi as he prepares for A War Between Spies!

- Description from Novelupdates

This is a world where humans, demons and mysterious beasts coexist.

Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception.

A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings.

Some demon kings have a tyrannical corporeal body, some are experts in illusions.
Some demon kings are proficient in magic, some can even move mountains.
Some demon kings are able to sense things thousands of miles away.

These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…

- Description from Novelupdates

Forced to bind the cannon fodder system by the Lord God, Mu Yunge was abused to the point of doubting her life, and she vowed that one day she would counterattack the Lord God and avenge him!

But after her anti-control system returned to the old world, whenever her acting skills exploded and she was about to torture the hero and heroine to death, there was always a strong villain Boss, who frantically expressed her love to her!

The villain, I’m just a cannon fodder, okay? Please let go!

In this regard, the villain said domineeringly: You have only two choices, be my daughter-in-law, or let me be your husband! Other than that, you have no choice!

- Description from novelbuddy