The Abyss of Scriptures

 is a Sunless Sea Story Event.

Trigger conditions
 will be triggered by 3 or 4 of the 15 Unterzee abysses when you do the Dive action in the An Abyss event. The abysses leading to  are randomly determined for each new captain.

Story description
Your zubmarine's lights illuminate bas-reliefs carved into the walls of the chasm. They depict men and women rowing from a sunless city, then, far at zee, scuppering their ships. Symbols etched into the walls flicker with fire.