Global Reincarnation: Only I Know the Plot - Chapter 22:

With unmatched talent, but a fate sealed by a terminal illness, Jeong Yeon-Shin challenges his destined death for a chance to live.Set in a realm where elves and dwarves coexist with martial artists, this is the story of Jeong Yeon-shin, a genius fighting to extend his life against all odds.

King Grey has unrivaled strength, wealth, and prestige in a world governed by martial ability. However, solitude lingers closely behind those with great power. Beneath the glamorous exterior of a powerful king lurks the shell of man, devoid of purpose and will. 

Reincarnated into a new world filled with magic and monsters, the king has a second chance to relive his life. Correcting the mistakes of his past will not be his only challenge, however. Underneath the peace and prosperity of the new world is an undercurrent threatening to destroy everything he has worked for, questioning his role and reason for being born again. 

Shu Yu transmigrated and became the original novel’s violent and brutal female Demon that caused the supporting male character, AKA hidden Boss, to become batsh*t crazy. However, right now, the Boss is just a lowly slave that was just given to her. What should she do?

- Description from Novelupdates

The senior code farmer Luzhou who caught the wave of rebirth went back to 2010. Lu Zhou said that since the Big Three could not be strangled in the cradle, he would overtake at the corner of 2010 and make a counterattack.

There is always a dream, if it comes true.

This is a story of peace of mind.

This is the daily life of a code farmer.

This is a note of a young man’s illness.

Internet 2010, Luzhou’s 2010.

- Description from novelbuddy