MTL - My Turret Has a Caliber of Three Thousand Meters - Chapter 379 : "Tomorrow is the 0th anniversary of the establishment of the Mojia Chamber of Commerce.  …

A data loving young man from Earth has an accident which transports him to a dark land filled with terrifying creatures and magical powers. Fortunately for him, he has a Biological Assistance Chip to ease his path. However, things in this bizarre and strange world are not always as they seem, and, though it is a tremendous asset, the chip doesn’t always work as expected. With all of the crazy creatures and magical mayhem around him, one can only wonder what the future holds for this young man…

- Description from novelupdates

When I cleared the final chapter of a game that was a national failure, I became an unnamed side character in it.

A non-standard, unmeasurable, EX rank supporting character.

Due to rejection of the heart donated by her ex-boyfriend, she married him and supported him with her own blood for two years. After the rejection disappeared, he unexpectedly filed for divorce. She readily agreed and left, revealing to him how he gotten the heart. When he learned the truth, he was furious and disgusted with her.Five years later, she pretended to be dead and returned with their child, disguised as an ugly nanny...

“Boss, Madam wants to play a role in a movie.”

“Invest in a movie and make her the lead role!”

“Boss, Madam wants to be a model…”

“Bring international models for her to use as a stepping stone!”

“Boss… Madam wants to be a singer…”

“Buy 1 million copies in advance!”

In her past life, Bai Qingyan hurt the man who loved her. He looked at her lovingly as he fell to his death and she realized she loved him all too late. To live a life once again, she vowed to grasp this happiness with him. No longer will she regret.

“Who calls my name? You aren’t worthy! Also, it’s time to pay off the debt and enmity incurred from the past. Are you ready?”

- Description from Novelupdates