The Leviathan System - Chapter 28: Dying is Bad For Your Health

A thousand years ago, the Great Calamity struck Earth. Countless rifts tore through reality, opening portals between the Demon Realm and the Human World. Overrun by monsters, humanity was on the brink of extinction. But at its darkest hour, something miraculous happened—those who died returned, awakening strange new powers that allowed them to fight back.Vale knew that story well. Maybe that's why he wasn't surprised when he heard the voice of the system speak to him.[ Congratulations! You have died. ][ Your First Trial of Death begins now. ]What truly shocked him, however, was the question burning in his mind:“Who would dare to assassinate the Second Prince of Verythmia?”

When she was eighteen, she was forced to take her sister's place and married him, who was disabled in both legs and impotent therefore.Despite all this, she has accompanied him through the darkest period of his life.However, two years of marriage and companionship still couldn't compare to the return of her sister.In order to treat her sister's illness, he even cruelly forced her onto the operating table, disregarding her pregnancy.His cold-bloodedness and ruthlessness left her heartbroken. After leaving the weak and sickly second child with him, she disappeared with the other two children.It wasn't until he completely lost her that he realized he had already fallen deeply in love with her.......Five years later, she returned with mini versions of their child.Looking at the adorable child who seemed like a spitting image of his son, his face turned pale.“Why do you look exactly the same?”The little one replied, “Biologically, only identical twins look exactly the same.”“?...”Did she give birth to twins?He angrily cornered her against the wall and asked, “So, you had twins back then?”She chuckled awkwardly, “If I say it was triplets, would you kill me?”

A few years after graduating, Chen Hui was mediocre and suddenly found himself back in the scorching summer of 15 years. It seemed that it was not just a simple rebirth, but a plug-in was accidentally attached. Money, beauty, and power followed. Easy cool text! …

- Description from novelbuddy

This is a reincarnation/isekai story, about Matt (later TreeTree), an overpowered tree in a fantasy world that serves as the battlefield for an ongoing conflict between demons and the heroes summoned to oppose them.At first a bystander, over a long period of time, TreeTree will learn all sorts of skills, gain levels, and in doing so, build up a forest, train young subordinates, protect a village, and more.