[ One thing most people don't realize about buildings, is that they're not that dissimilar from instruments that rely on a hollow body to create sound. You're practically walking around inside a guitar, a drum, a hollow maze of acoustic and the only thing that differs is the material. Any sound bounces, spreads like rings on water, echoes through hallways with unbridled freedom or is carefully directed through architectural expertize to reach the largest possible audience. Muffled with rubber or melanine or cleverly constructed noise barriers.
Sound moves, amplified by walls, and that is how Reid notices the familiar sound of piano music despite being several hallways away.
It's been a long while since he last played and that is enough to make him change direction, curiosity piqued. It doesn't take very long before he locates the source, long, detemined strides slowing down to a near-halt as he reaches the door to the music room. A soft smile spreads over his features as he realizes just who it is that's playing — Helix.]