Kayn Falcon’s Substance isn’t just another late-night anthem — it’s a portrait of escape, addiction, and the ache of self-destruction dressed up in shimmering pop form. Beneath its danceable rhythm and chant-like hooks, the song tells a sobering story about what it means to chase relief when the real pain never leaves. Right from the opening line — “He leaves the bar with a prescription / A shot poisonous on the mind” — Falcon drops us into a hazy scene where indulgence and