Outside, the city folded into evening. Somewhere, a memory hummed its way home through the wires and the light. Somewhere else, a postcard closed over a word of thanks. Miriam stepped into the rain and let it wash the salt of other people’s seas from her skin, feeling the peculiar, steady weight of being connected.

The message included a short note in plain text: All fragments resolved. No contamination detected.

No one remembered who had left it there. It had appeared between Tuesday night’s shipment and Wednesday morning’s inventory audit, as if the world had exhaled and conjured it into being. For Miriam Calder, inventory supervisor and accidental detective, that was an invitation.

We are a bridge, it said. We are a memory conduit.