Principles' End: A Fluke-Core

 is an Accomplishment in Sunless Sea.

Linked to
It is linked to The Pulse of the Principles in  Port Cecil storylet.

Accomplishment description
"And bring me a Fluke-Core. For my Kin."

Obtaining
You gain this accomplishment when you do the Setting up action in the The Pulse of the Principles in  Port Cecil.