Stone Mage: Revenge of the Villain System - Chapter 227 Hyacinth

Set on a giant, almost finished bridge between Sadogashima and Niigata. Abandoned by the government, the bridge, and the giant man-made floating island at the center, has become a city of criminals and societal drop-outs.

Set in the same world as Durarara, but 15-20 years later. There is almost no overlap between Etsusa Bridge and the other novels.

“You’re pregnant, young master.”Valentin Wiche, the beloved only son of the Viscount Wiche family. One day, he realizes that he has been reincarnated as the villainous supporting character in a novel he read in his previous life. To avoid his miserable fate, Valentin seduces an alpha at a ball.“Your scent is truly dizzying…”Did that alpha enjoy their night together that much? He starts showing tremendous obsession.‘Where did this come from?’‘I must have this.’He only did it to avoid the terrible ending of the original story, but the result is pregnancy? Moreover, the identity of the child’s father was someone even more incredible than he thought – Reynard Dennox, the only heir to the notorious Dennox ducal family and a naval hero of the Heston Empire.On top of that, true to his reputation as a klutz, Valentin’s pregnancy is immediately discovered….“Why the sudden ring…?”“What do you mean why? We even have a child on the way, so we need to get married quickly.”

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates

After dying from a strange terminal illness, Ling Lan was reborn into a world 10,000 years into the future. Although she dearly wished she could just live a peaceful and uneventful life in her new healthy body, fate had other plans…

Forced to disguise herself as a boy just so she could inherit her deceased father’s premium military benefits, Ling Lan’s journey to adulthood was full of challenges. After much difficulty, she finally turned sixteen when she could drop the charade. But before she could grasp her newfound freedom to get married and start her own family, a twist of fate results in her being thrown into the Federation’s top military boys’ school.

With these twists of fate, Ling Lan had little choice but to walk further and further down a path of no return, one of cold and aloof dominance…

- Description from Novelupdates