Mother, a lavender-hued alien with a mouse-like appearance and plush fur, commands an interstellar acting troupe. When her performers accidentally trigger a fatal spacecraft collision, she takes responsibility for the only survivor—a human infant named Corona—and transforms into the child’s devoted guardian. Though intending temporary guardianship, she commits years to raising Corona by Earth customs, guided by logs salvaged from the wreckage.

As Corona matures, Mother broadcasts daily signals to locate the girl’s relatives while cultivating a stable life on Anika. She embraces a sitcom-matriarch persona, blending affectionate fussiness with warmth, and steers her troupe with calm authority. Beneath her practical leadership lies deepening love for Corona, whom she cherishes as her own.

The arrival of Pona, an alien seeking to reclaim Corona, forces Mother to grapple with conflicting desires: clinging to the child or honoring her biological roots. Resistance fades as Corona’s bond with the troupe illuminates the strength of their unconventional family. Though resigned to an eventual separation, Mother’s journey reshapes her grasp of love—rooted not in permanence, but in nurturing growth even at personal cost.

Her past remains shrouded, with focus resting on her dual roles as troupe leader and caregiver. This duality fuels her arc, contrasting duty with vulnerability, and framing family as a choice forged through sacrifice.