Concepts
Every Concept the chapters have shown so far, in the order they were revealed.
Aptitude
The grade a child's primeval sea is given at the Aperture Opening Ceremony, and, in the Gu Yue Clan's arithmetic, the exact number of years and ranks their life is expected to be worth.
Chapter 1
Gu
The living creatures the whole world is built on, refined, fed, and used, and the reason humans were able to rise at all.
Chapter 1
Gu Master
A cultivator who holds Gu inside an opened primeval sea, ranked from one upward, and measured by the rank, not the years.
Chapter 1
Primeval Sea
The innermost space a person cultivates in, opened at the Aperture Opening Ceremony, measured in percent, and the thing that decides whether someone can hold Gu at all.
Chapter 1
River of Time
The legendary river carrying the flow of all existence, whose upstream currents the Spring Autumn Cicada traverses to reverse time and return a soul to the past.
Chapter 2
Moon Orchid
Delicate blue-pink subterranean flowers cultivated by the Gu Yue clan, serving as the essential food source for Moonlight Gu and related species.
Chapter 4
Primeval Stone
The crystalline mineral produced by natural spirit springs, serving as the universal currency of the Gu world and the essential fuel for primeval cultivation.
Chapter 4