In addition to the protagonist, The Omphalos and neighboring Geospheres are home to a large number of characters that the player can get to know. For convenience, they are divided into Bachelorettes, Narrative, and Supplemental.

These are all the romanceable characters in the game.

Ailia, the protagonist's AI companion	Beatrix	Elise	Eveline
Freyja	Inessa	Katarin	Laila, daughter of Hyperspace Logistics magnate Valentin
Minerva	Mirabelle	Silvie	Sophia, owner of Sophie's Sophistries
Vita, owner of Eau de Vita

These are all the non-romanceable characters in the game who drive the story.

These are all the characters in the game who serve a supplementary role, often through association with another character.

Claire, daughter of Mirabelle	Lumi, younger sister of Laila