A Quiet World. Living Stones. A Child Seeks Answers.
In an aged world, where humans are the only living things, and with only a faint memory of their long past, Lenti, a curious child, sets off on a coming-of-age trek known as the "Silent Journey". With only a small rock and their trusty net, Lenti ventures off to learn why this old world's stones speak so clearly to them. Lenti soon learns that the past, while distant, may not be all gone...

At the sight of an all-too-familiar bowl of luminous ice, Memo recalls her short-lived life of joy and tragedy on the anniversary of the most important night of her life.

Lignite, a robot with an empathetic disposition. Salt, a human child with a strange halo on their head. After finding Salt from seemingly out of nowhere in the Galactic Salt Flats, Lignite has resolved to protect the Salt and uncover the secret behind the child's origins, no matter the cost...