Cetus

Cetus is a city hub for the Ostrons, located to the north of Mantle, Earth. A humble settlement, located in the south region of the Plains of Eidolon, they are guided by a secretive order named The Quills, loyal to the ever-mysterious Unum.

Trivia

 * In the eastern part of city outskirts hides an Easter Egg in the form of the Digital Extremes logo, easily recognizable by its emblem. Activating it will show the credits roster for Plains of Eidolon.
 * In the roster is Hayden Tenno, the main protagonist in Digital Extremes' game, Dark Sector.