Shinji Matou at Your Service - Chapter 2 - : Transmigration

A Federation Colonel with abnormal thoughts was locked in a dark room and met a little looney.

“Your whole body emits a scent that I dread (covet) and fear (desire).”

A frigid Colonel X little looney roommate: A sweet story of interstellar travel

- Description from Novelupdates

As a wandering soul trapped in endless cycles of reincarnations, Claus must decide what to do in his current life.

Lin Feng was reborn and returned to the day of the “Destiny Continent” public beta!

In order to control his own destiny, Lin Feng resolutely entered the game!

But after he just logged into the game, he was suddenly bound to the 10,000-fold increase system!

“Ding dong~ You triggered the 10,000-fold increase and successfully obtained the SSS-level talent [Unlimited Firepower (Unique)]!!!”

“Ding dong~ You have triggered a ten thousand-fold increase and successfully obtained the forbidden spell [The Scroll of Destruction Codex (Mythical Grade)]!!!”

“Ding dong~ You triggered the 10,000-fold increase and successfully obtained the buff [Permanent Invincibility]!!!”

Hostile player: “Report, this is forcing you to hang up!”

- Description from novelbuddy

Xia Lian, a 21st century military doctor died in an explosion and found herself transmigrated to the body a 12 year girl. Her mother died and her father abandoned her and her little brother for another woman.