This is really not mechanical ascension - Chapter 155 - 100: The Ins and Outs of Career Integration - [Mechanical Research Scholar] (2-in-1)_4

Hazel has spent most of her life picked on and bullied by the triplet, rich, and handsome soon-to-be Alphas of the Emberfang Pack, Lucas, Liam, and Levi Sullivan. ‘Adopted’ by the Alpha and Luna, Hazel works as a live-in maid and is subjected to their daily torture.As such, Hazel wants nothing more than to leave the Emberfang Pack once she turns 18 and pays off her debt. Only, never once has she expected to find her fated mate in her tormentors—the Sullivan Triplets.All three of them.Caught between the mate bond constantly drawing her to the three handsome alphas and the trauma of their past bullying, Hazel must make a choice.Will she let go of the pain and trauma and give the triplets a chance? Or will she walk away from the Emberfang pack and her fated mates forever?

It was the best of times, it was the worst of times.

—— Dickens《A Tale of Two Cities》

I made myself a ghost back to life from death, with hatred in my bones and conspiracy brewed for years, sinking into the marsh, into the abyss. All I want is to bury the rotten roots, growing thistles and thorns which can kill like upas, to stab into the hypocritical civilization.

In the bottom of the muck……I found my lucida.

- Description from Novelupdates

Our protagonist Caam is a man from Earth that was reincarnated into this world as a demon. In order to survive, he spared no effort in avoiding the sparks of battle and without noticing it, he became strong himself.

The summer I was 17. A painting I created was sold. For 1.4 billion won.