Becoming the Demon Lord: Taming the Demon Queen Begins - Chapter 391: Delivering letters on a Dragon King?

Xiao Yu’an was reincarnated into a novel. As a cut-sleeve teen emperor. ​Terrible, so sad. Because of this, Xiao Yu’an does his best to continue living. But! It’s fine if you guys want to fantasize about the male lead, but can you stop trying to climb into his bed? Yes he does treat the male lead well, but that’s only because he needs that main character halo!!

Xiao Yu’an: “Stop abusing the male lead!!! You guys aren’t scared but I wanna live!!!”

A story that starts out with Shou taking care of the Gong, then Gong takes care of the Shou.

- Description from Novelupdates

This crossing is so strange, death crossing, game crossing, etc. are probably barely acceptable, but why can you cross even if the fish tank is broken?

and actually passed through the magic tree in “OVERLORD” that is said to be able to destroy the world?

No! It is sad enough to regenerate into a plant. The protagonist, Ainz Ur Gong, the undead king, has also accepted the adventurer’s guild mission and wants to kill me!

I want to change my destiny! Live! I want to-surrender!

Ainz: Since he has accepted the job commission from the Adventurer’s Guild, deliberate failure is detrimental to the prestige of Ainz Ul Christine (the “surrender” button has been deducted)

actually died as soon as he crossed, but there is still a chance to return~ from the beginning of the magic tree to this world.

I must change my destiny this time! Live!

- Description from novelbuddy

“I can clear all your debts, but you have to substitute me in my marriage…”

When Liang Dou Kou was diagnosed with cancer, she formed a contract with Qin Zhi Ai to substitute her in the time she would be absent, including her marriage with Gu Yu Sheng.

Initially, Qin Zhi Ai suffered under the cold and harsh attitude of Gu Yu Sheng, who mistook her for Liang Dou Kou. But his heart gradually softened and he fell in love with her.

Just when he thought that he could live happily ever after with her, it is time for Qin Zhi Ai and Liang Dou Kou to revert their identities, and Qin Zhi Ai evaporated from Gu Yu Sheng’s life.

Months later, Gu Yu Sheng meets someone who possesses the gaze of Qin Zhi Ai who captured his heart…

- Description from Novelupdates

In the era of universal mechas, people can go to the endless abyss, collect materials, strengthen and forge their own mechas, and master the power of destroying the world.

Jiang Chen traveled through time and awakened his talent [Immortal Unarmed]. Once the mecha is broken, he can permanently absorb its power and receive multiple bonuses.

…

At the bottom of the abyss, when the Old Demon God finally broke the Titan mecha with great effort, a hand stretched out from the fragments and held down its head.

“Congratulations, you have unlocked my limiter.”

- Description from novelbuddy