RE: The Extra's Dominance - Chapter 4 - Lunar Academy [1]

When a person dies, they either die light as a feather (aka unimportant) or heavy as Mt. Tai (aka very important).

Aaron, a wildlife biologist, became a military strategist right after a global war between nations began.He never wanted to participate in the war but he had to, because he wanted to continue his studies on endangered species the moment the war was over, but to his surprise, everyone in his unit were killed, including him, and the next thing he knew, Aaron woke up in the body of a young noble having a similar name to his.However, he also noticed he had awoken in a world different from Earth.In this world, demonic beasts ran rampart with only one thought in mind, causing them to feed on anyone they see, be it humans, elves or even magical beasts as well.During his first encounter with a magical beast, Aaron awakened a system which allowed him to bond with magical beasts and to obtain terrifying abilities from these bloodcurdling magical beasts, so he used his experience as a wildlife biologist to help make it easier for him to bond with these beasts.However, Aaron also noticed he could evolve these beasts if their loyalty towards him had reached a certain level, so he vowed in his heart to grow strong enough to protect those he cared about in this world with the hope of living a happy, peaceful life where he'll be able to focus fully on his passion as a wildlife biologist.

He lived from BC to the Middle Ages, from the Renaissance to the Industrial Revolution, and from Cyberpunk to the Interstellar Age. He has been a king and a prophet, a knight and a nobleman, a versatile artist, a genius inventor…
This is a four-thousand-year human epic——
“To us four thousand years from now:
“Is the world at peace? Is famine extinct? Can people touch the stars? How long is the human lifespan? How far is the boundary of the earth? Human…do you remember us?”
——Excavated from Earth Age Tenth Century BC, Solomon Prayer Book.

- Description from novelbuddy

Transmigrated from the Blue Planet, Li Pin, once an ordinary university student, found himself thrust into a world of ferocious beasts and demonic creatures. Haunted by the loss of his parents to illness in his previous life, he yearned to understand the fragility and potential of human life.In a realm dominated by Astral Cultivators, Li Pin’s determination to push the boundaries of human potential was unwavering. Driven by the question, “What are the true limits of the human body?” he embarked on a perilous journey into the world of martial arts.Would he ascend to the pinnacle of power, unravel the mysteries of the human body, and truly comprehend the essence of martial arts?