MTL - The God of Sky & Earth - Chapter 1875 :frenzied

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Amid a world war, with his awakening to powerful special abilities (Soul Armor Abilities), Kamiya Yuusuke, conscripted into the military at the age of 10 due to this newfound power, continued to achieve numerous victories on the challenging battlefield. As a result, at the age of 15, he held the position of Brigadier General.Despite traversing battlefields worldwide, he finally managed to return to Japan. The joy of returning home was short-lived, as news of an underage boy in the military started to leak to the public. In response, the military high command ordered Yuusuke to attend a military school called the Special Operations Soul Armor Academy and undergo a revision of his military records.Yuusuke, secretly pleased at the prospect of reclaiming his youth, faced numerous troubles, whether due to the nature of the unique school or perhaps because he had been in constant battle since childhood. What will happen to his relationships with strong-willed girls such as his half-silver-haired childhood friend, the older sister officer who is his work partner, and the tsundere honor student of the same age?

She was originally the young miss of the Marquis Estate, but became a peasant girl due to a mixed-up at birth.

n the year 2077, the first FIVR Game or Fully Immersive Virtual Reality Game, Pandemonium, has been created. Pandemonium which is the first ever fully immersive virtual reality game made in human history. In the universe of Pandemonium, Fantasy meets science and where order is chaos and chaos is order. A universe of endless possibilities in which anyone can become the invincible hero fighting against the forces of darkness or a sage which dives into the abyss of magic and so much more.

In Pandemonium, the inhabitants comes in all shapes and sizes. Adrian, our main character, who experienced an accident that caused him to be temporary limp used the game as a way for therapy but mainly to experience the new world of virtual reality. He will experience countless adventures and challenges and rise to be the most influential person in this new reality.