This audiobook is narrated by an AI Voice.
Eleven years ago, Sable Onyx took the keeper's post at Lighthouse Meridian — the farthest station on the shipping lanes, where her only company is the station's dry-voiced intelligence and her own small liturgies: listening, tea, the basil in hydroponics. Her job is simple. Keep the light on. Sing the safe-passage lullaby. Guide the ships home.

Then a colony transport, the Vesper, comes out of the dark already speaking — in Sable's own voice. 'Do not guide us in,' it says. 'The light is a mouth. Please don't sing.'

Beneath the distress call, something vast is practicing the lighthouse song — learning it slowly, the way you would practice a language you were falling in love with. The machines cannot hear it. Only she can.

A novella about grief, duty, and first contact — about what it means to keep a light burning for eleven years at the edge of everything, and what it costs to finally answer the dark when the dark starts singing back.