Melolagnia
Melolagnia is being sexually aroused by music — not just enjoying a sexy playlist, but experiencing genuine erotic response to sound, and sometimes fantasizing to specific songs or genres. The arousal can come from rhythm, a particular voice or instrument, the memories a track carries, or the full-body immersion of bass and volume. For some it's a strong enhancer of sex; for a few it's a route to arousal on its own. It's a sensory, mood-driven kink rather than an act. It overlaps with sensation play and ASMR-like responses.
Music bypasses the rational mind and hits emotion and body directly — rhythm can mirror and drive the rhythm of sex, a voice or beat can feel physically caressing, and associations make certain sounds intensely charged. It sets mood and arousal in a way words can't.
In practice it's using music deliberately as an erotic tool — syncing movement to a beat, playing charged tracks during sex, or getting turned on by a live performance or a favorite song. Some build entire encounters around a soundtrack.
No real risk — just mind the volume for your ears over long sessions. Enjoy freely.