Trafficked: Reborn Heir's Revenge - Chapter 16: The First Contract

In a world where dungeons are worshipped as divine trials and the System is hailed as a blessing, Beno Mark knows only one truth—everything is a lie.Haunted by the sin of killing his own parents, burdened by guilt, and shattered by the disappearance of his younger brother Renzo Mark in a mysterious Violet Gate, Beno spirals into madness, questioning reality itself. The System, which promises power and salvation, is nothing but a trap, binding the souls of countless hunters. The world itself is not as it seems—vast beyond imagination, hiding secrets that even the gods fear.Yet, Beno refuses to crumble. Driven by obsession and guilt, he awakens the cursed King System, the most forbidden and dominating force ever sealed. As fragments of truth and ancient conspiracies emerge, Beno, alongside Luna, Charles, Raul, and Isabella, begins to unravel the world's true history—a truth that has been hidden for centuries.What is the Violet Gate? Who controls the System? And why was Beno chosen as the vessel of the King of All Beings?The path is clear.Kneel... or Bleed.

You Liangxing would never open the speech function in game.
That was because his voice was…
Particularly! Kittenish!

But there was one day, he queued up with a teammate who had so much to say that they may as well explode. Vexed to the point of no return, he contributed a voice that was capable of splitting heaven and earth, “Don’t BB.”
The other party who was being scolded stilled. In the ensuing silence, he suddenly let out a long, relishing… Moan.
You Liangxing: “…..”

Later —
He realised that the person was a great god,
Much later,
Without him realising,
He became the great god’s royal healer.
…. And also his boyfriend.

- Description from Novelupdates

A series of short stories in the world of Toaru Majutsu no Index organized into chapters featuring Kanzaki Kaori as the protagonist, going around the world and space doing missions for the Church of Necessary Evil, however, there is more than meets the eye as each incident is connected.

One chapter was bundled with each limited edition release of the Toaru Kagaku no Railgun anime DVD and BDs, with all of them together being equivalent to a single normal Toaru Majutsu no Index volume

“She was originally a demon. How could she be led evil after meeting a human like me? Those critics always say some ridiculous things.”

In 1798, during an interview with a reporter, Cardinal Ranchi was asked about his past with the exiled princess of the last descendant of the Demon Clan and the recent signs of the Demon Clan’s recovery. He said:

“I have made too many efforts to safeguard world peace. I am convinced that under her leadership, there will be no chance of the demons returning to the country.”

…

In the winter of 1802, the demons successfully restored their country.

[Based on the above materials, please identify who is the main war criminal who led to the return of the demons, and explain why it is Lan Qi. (10 points)】

——Selected from “Classic Collection of Imperial History Unified Examination Questions”

- Description from novelbuddy