Demon King of the Royal Class - Chapter 36

Nine heavens and nine earths, there are many souls.

The strong stand in the nine heavens, like shining stars, while the weak creep on the ground like tiny ants.

The young boy Bai Ye accidentally unlocked the mysterious heavenly soul, cultivated supreme soul skills, guarded the soul and sword, rushed into the nine heavens and swept the stars, and the legend began…

- Description from MTL

The young Xiao Yi bore a mysterious seal within him, yet due to his father and siblings’ injustice, he was sent to the remote Nanhuang and became a son-in-law to the Fang Family. On his wedding day, the seal inside Xiao Yi was unlocked, and from then on, he controlled the Eternal Celestial Tomb! Many of the strongest beings from all the heavens and worlds were buried within the Celestial Tomb, and Xiao Yi, who now commanded the tomb, began his life’s journey of gaining strength through grave-robbing! “You think you’re a martial arts genius? Let me dig up a Martial God’s grave and we’ll see!”“You consider yourself an alchemy expert? I’ll dig up a Medicine Saint’s grave and then we’ll talk!”“You’re the son of a divine emperor? I’ve got plenty of divine emperor graves here!”“You’re the number one scoundrel in the world? ... You win, I’m out!”

After three years of hidden marriage, she has always been well-behaved and obedient, and she never made a fuss when she saw him having an affair with others.

On the day he Bai Yueguang returned to China, she silently handed over a divorce agreement.

He asked in a cold voice, “Why, do you have someone you like?”

She smiled lightly: “Yes, if you don’t admit that I am your wife, someone will always admit that I am his lover.”

Later, she was recognized by the Xie family and became the daughter of the Xie family that even he could not afford.

Seeing her doing well among men, Gu Jinmo realized that the love roots she had planted in his heart during those three years had already grown into towering trees, imprisoning him for the rest of his life.

- Description from novelbuddy

In regards to the MMORPG Cross Reverie, Sakamoto Takuma boasted an overwhelming strength that was enough for him to be called the Demon King by the other players. One day, he gets summoned to another world with his appearance in the game. There, there are two people that insist “I am the real summon master.” Takuma gets slave-turning magic used for summoned beasts cast on him by the girls –