Who would study psychology unless they had some issues?! - Chapter 255 - 253: What Exactly Is This Principle?

Shen Ningning died of exhaustion after being dared to run a marathon. She transmigrated into a savage, unfamiliar world where humans struggle to survive among beasts. Before she could despair, she discovered she was bound to the Peak Body Survival System.The system believes survival is nothing more than physical training. Hunting, fleeing, gathering food, and even fear are all treated as endurance tasks, with failure punished mercilessly. Trapped in a dangerous world and forced to follow the system’s rules, Shen Ningning can only struggle to survive one day at a time.Her situation worsens when a powerful snake beastman claims her as his mate and refuses to leave her side. As danger closes in from both the wildlands and the system itself, Shen Ningning must find a way to live in a world that demands strength—whether she is ready or not.

We were a peaceful people living in harmony with nature in the vast lands of Lyréanor, but this peace was short-lived when our people were defeated by the dark elves, an ancient people even older than this world. It is said that they arrived in Lyréanor by boat and since their arrival, chaos has been unleashed. Proud of their obscure power, derived from dark rituals, they have raised gigantic armies of monsters whose name is synonymous with terror: ‘Obscurus’.They went on the rampage, and everywhere they went the grass didn't grow back, life died and disintegrated. Seven, there were seven. The seven dark elves known as the Lords of the Apocalypse. A single gesture from them was enough to strike us all down, a single gesture from one of them was enough to decimate us in blood and terror.And as I, Foster, contemplate the macabre scene before me, the bloodied and deformed bodies of my fellow elfes beings, and as death grips my soul, a strange sign appeared before me.[Ding... Activation of the world tree system]

Roan transmigrated as an FBI investigator.Several years later, a journalist interviewed the world-renowned detective Roan Greenwood and asked,“What made you persist in solving cases for so many years?”Roan tilted his head and glanced at the sports car beside him, the villa behind him, and the beautiful woman inside the villa. He smiled slightly and said,“Well, the bonus after solving the case.”“What?”

He transmigrated into the dangerous world of Naruto and became a member of the Uchiha clan in Konoha.Fortunately, the night of the clan’s massacre is still years away—and he possesses an extraordinary talent, unrivaled in the village!