The number string became their itinerary. Each cluster of digits was a waypoint in a city that was stitched from neon and rain: 911 — an echo of alarms; 1325 — a time in the night when the streets unclench; 2627 — coordinates for a rooftop where the wind had learned to keep secrets; 314176122 — the long, slow exhale of a river that had seen the old bridges collapse and the new ones glitter with promises. “Custom” was the final clause, the point at which plan met preference, where the map allowed a person to redraw the borders.