Global Catastrophe: I Became the World Tree - Chapter 4 The Wonderful Use of Spiritual Energy_1

Deliverymen are underrated saviors that keep everyday life as we know it intact. Their services provide the greatest convenience for the modern world.But… what about in the Apocalypse?Sobin suddenly finds himself in another world after a fatal accident with his truck, and in order to get back home, he has to complete all the System Quests. This Apocalyptic world is very similar to the Earth he once lived on, but it has one very important difference.In this world, Deliverymen are highly regarded as the custodians of humanity.And Sobin swiftly rises as the strongest deliveryman!

How does it feel to lose your parents at the tender age of four?Imagine the trauma, the psychological scars. Now, take it a step further—what if they died right in front of you?That was Kael’s reality. As a young boy, he watched his parents perish while desperately protecting a golden coin.At the time, Kael had no idea of its significance. He only knew that their deaths were tied to it.Fleeing from his father’s murderers, he was forced to survive on the unforgiving streets, learning to fight, steal, and endure.Twelve years later, he had transformed into one of the deadliest assassins the world had ever known.He had no official title. No known employer. No traceable identity. Just a calling card.They called him The Coin Flipper.Not because he left his mark, but because after every kill—just as the body hit the ground, as the last breath escaped—he would flip a coin.No one knew why. Some believed it was mockery, a cruel reminder that fate had turned against them. Others thought it was ritual.But what they didn’t know was that each coin held power—literal currency of the Core System embedded in Kael’s soul.Every kill earned him millions. Digital fortunes funneled into off-grid accounts with each confirmed target. Blood turned into bounty, pain into profit.And one thing was certain: if you saw the glint of a coin spinning through the air, death had already found you.

Notice: This story contains R18+ themes, including violence, sensual and sexual content, blood-related addiction, and dark psychological elements. Reader discretion advised.I died in a library, crushed under centuries of forgotten knowledge. Fitting.Now I’ve woken up in a coffin, starving, undead, and very much not human.They call me a Fledgling—a bottom-feeder vampire barely above a ghoul. I’m weak, hunted, and tethered to a world straight out of a cursed tabletop campaign. It’s a classic fantasy realm—elves, knights, guilds, and dungeons—but twisted by a dark, rotting magic. The moon shines red, the gods are silent, and every town smells like fear.To make matters worse, I’ve been bound to a LitRPG system called the Blood Codex.Level up by draining blood.Unlock skills by embracing your monstrous nature.Resist Corruption... or don’t.There's no prophecy. No chosen one nonsense. No noble title. Just fangs, rot, and whatever I can steal, trick, or kill to survive.But the deeper I sink into this world’s underbelly, the more I realize something is watching me through the system. The rules are breaking. Dungeon bosses are going mad. Entire towns are disappearing.And I think I’m supposed to fix it… or maybe finish the job.

【Pets】【Masters】【Summons】【Contracts】【Evolution】【Mutation】

This is a world of monsters. Demonic beasts, demons, angels, giants, elves, undead, fairies, witches, beastfolk, insectoids… countless races, endless divisions, infinite mysteries. Human masters can make contracts with familiars. Hence, taming, grooming, ascension, evolution, battles… is their daily life!

In the Great Qian Dynasty, a youth named the Bai Wushang unexpectedly became an autonomous awakener, and his life-bound pet was the… Moonrabbit?

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【Currently publicly known evolution forms】

■Mud Giant➼Sand Giant➼Stone Giant➼Black Iron Giant…

■Lesser Fire Sparrow➼Fire Sparrow➼Searing Godbird➼Inferno Bird…

■Quad-Winged Radiant Angel➼(Fallen Evolution)Six-Winged Dark Angel…

■Demon Ape➼Three-Eyed Demon Ape➼Dark-Golden Demon Ape➼……➼Eight-Armed Vile Dragon Demon Ape…

■Greater Ghost Fire➕Night Mare➼ (Fusion Evolution) Spectral Knight… ”