Beast Tamer Ascension - Chapter 126Book 4: : The Might of the Heavenly Demon (End of Book 4)

Zhang Qiu is an archaeology undergraduate. One month ago, he went to Qinling Mountains with a group of archaeologist doctorate students led by Prof. Fang, to study the newly discovered ancient tomb. While the people were excited to open the tomb, Zhang Qiu was pushed back, and accidentally fell into an opening. Before he fainted, he saw a pair of red eyes staring at him. When woke up, he discovered that he was deflowered! QAQ he remembered the deeds and often dreamed of it.

Through a mysterious portal, Chen Jin arrived at this strange place – a post-apocalyptic world where civilization had been destroyed.

Consequently, he found –

A piece of metal scrap
A robot trash collector
A battleground
A city
A ton and more of gold
A copy of high-tech documents
A…
In short, Chen Jin found a planet.

- Description from Novelupdates

In a realm of four kingdoms, two were on the verge of war. Prince Eirik, the fourth prince of Valeidio, a Ferre whose beauty could rival the gods, was thrust into a marriage alliance with Prince Kaelix, the strong and proud heir of Zephyros.Both princes were determined to fight against the fate that had been forced on them. Eirik resented being used as a pawn, while Kaelix saw the alliance as a threat to his freedom. As they clashed in a battle of wills, their encounters became a constant push and pull of resistance and pride.But as the pressures of duty mounted, the lines between obligation and desire began to blur. In their struggle against their forced union, they found themselves drawn toward each other in ways they never expected.Would their bond become a weapon against the war or would their kingdoms' rivalries destroy any chance of love before it could take root?

It was only after Su Yayan's death that she realized that she was a malicious cannon fodder female character who became a scapegoat in a Mary Sue story.