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...