Overlord (WN) - Volume 1 Chapter 16

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

The chronicle of a swotter reincarnated as a muscle brain, aspiring to be a magician!Synopsis——I, who had always longed for the world of sword and magic, found myself reincarnated into another world. But wait, why the hell was the new world just as academically focused as the last.……Whatever, what matter was I was in the world of magic.Reincarnated I was, I strived to live like the wind, free and whimsical while working hard for the elite course but a shocking twist was awaiting for me—What, I don’t have a talent for magic? I only have the talent for Body-Strengthening magic (musclebrain)?No, Impossible, absurd! I am obviously from the sage clique!No matter what, I will not be bound to the competitive society in this life! With unwavering determination, I set out on a quest to discover how I could become a mage at the prestigious academy in the royal capital. But little did I know, my talent in Body-Strengthening magic was a double-edged sword, leading to misunderstandings and an ever-escalating series of mishaps……However my will is unshaken! I will absolutely live the way I want in this life!

Can love find a second chance?

Mo Lixin had three medical operations in her previous life.

The first time, she gave birth to his child, but he thought it was some other man’s child. The second time, she had a coronary heart disease, but he never knew. The third time, she needed to replace her liver. but she never breathed again.

She laid down to rest, never to awake.

He remembers her sweet face in particular.

Only when death comes near does one realize a love lost through the seasons of time.

I realize that you are the source of my happiness. I have hurt you… caused you pain… in the next life, I hope to make up for my mistakes… I will guard your happiness… make you laugh… forever… I’m in love with you…

Given a second chance, Ji Nanfeng vowed to never let her suffer. He vowed, forever and always. For her, he’d trod through hell and fire to keep her safe.

- Description from Novelupdates

Transmigrated in erotic game and having a lot of fun. A lot of R-18 chapter.