August 8, Marine Calendar 1503.
Sea Star Underworld.
Because the entire world was divided by two Styx rivers.
Its overall layout was therefore very similar to the Sea Star human world, which was divided into the Four Seas by the Red Line and the Calm Belt.
Centered around Enma Castle, it was mainly divided into four major regions: East River, North River, West River, and South River.
Each region contained towns and villages of varying sizes, along with vast forests and mountain ranges.
At that moment, somewhere in the northwestern corner of the West River region.
The sky, like a sea of flames, suddenly began to churn as wind and clouds spiraled together.
Before long, a massive crimson tornado, like fire and clouds, formed between heaven and earth.
The undead residents of several nearby villages and towns turned pale in shock and panic.
They had no idea what was happening.
All they could do was tremble and desperately pray that it would not reach them.
In an instant.
Accompanied by an earthshaking explosion.
The flaming tornado that pierced the heavens suddenly burst apart, unleashing violent winds and shockwaves that swept in every direction.
The Underworld trees below, black as charcoal and resembling withered wood, could not withstand such terrifying winds at all.
Their seemingly thick trunks snapped on the spot like dry twigs and were hurled high into the sky, flying off to places unknown.
When the tornado dispersed, the fiery clouds vanished, and all the commotion returned to calm.
Only the devastation across the ground proved that a calamity-like phenomenon had just occurred.
Yet beneath the boundless fiery clouds.
An eerie figure had appeared at some unknown moment.
He stood around seven meters tall, roughly the same height as Kaido.
Two Purple Gold longswords hung at his waist, their