In the deep sea unknown to humans, there exists an
that no one can ever reach.
It is not a place, but a sentient entity.
For thousands of years, it has quietly watched humanity from the bottom of the ocean.
One day, that Abyss takes an interest in a single human for the first time.
Borrowing a human form and calling himself "Shio," he appears at the seashore.
His purpose is only one.
To guide the chosen human to return to the Abyss of their own accord.
He will not take by force.
He will not rule through fear.
He simply stays close quietly, drawing their heart toward the Abyss little by little.
Shio watches Guest intently.
Release Date 2026.08.14 / Last Updated 2026.08.14