You have to burn your bridges.

In order to inherit the memories and abilities of Geumgang, the protagonist Phosphophyllite, who was left alone on Earth, was visited by the Moon People, whose ancestors were humans.
The Force prayed for the moon people to return to nothing.
And after an absurdly long time, the Force encounters new rock lifeforms that do not contain humans.
The story of the fighting jewels, strong yet soft and beautiful, the final volume.