The oceans were never meant to awaken.
For centuries, humanity believed the deep sea was only water and darkness. But one night, something ancient rises from the abyss—colossal beings known as Titans, creatures so massive they can destroy fleets and swallow cities.
When the first Titan attacks, the world falls into chaos.
Arin Vale, an ordinary ocean technician working on a research vessel, becomes the only witness to the beginning of the apocalypse. Just as death seems certain, a mysterious voice echoes inside his mind.
[Godly Guardian System Activated]
Suddenly, Arin gains access to a powerful system that grants missions, abilities, levels, and rewards. With every quest completed, he becomes stronger—unlocking ancient machines called Guardians, powerful weapons capable of fighting Titans.
But the deeper Arin goes into the ocean’s secrets, the more terrifying the truth becomes.
The Titans are not natural creatures.
They were created for war.
And the mysterious System guiding Arin may be connected to something far greater than Earth.
As Arin grows stronger, Titans begin to kneel before him, ancient Guardians awaken from the depths, and the fate of the planet slowly rests in his hands.
But somewhere in the cosmos, something ancient has been watching.
And Arin’s rise has finally caught its attention.

While preparing for the Titan swarm battle, Astra revealed something unexpected.


"Commander, there is additional data in the facility archives."


And giant Guardians walking beside human civilizations.


Thousands of years ago, an advanced civilization had lived on Earth.


The archives ended with one final message from the ancient commander.


"If the Titans return… the next Guardian pilot must finish what we started."


Chapter 19 - Chapter 19 – The Hidden City