Alaina Castillo is a musician and content creator who first rose to fame on YouTube. She began posting ASMR videos on the platform in 2018, blending music with the popular phenomenon, which focuses on the use of close-up microphones to make intimate recordings.
Alaina has since gained hundreds of thousands of views on her videos, sometimes racking up as many as several million hits on a single video. Her unique blend of music and ASMR has become something of a phenomenon, and she’s begun to share content on TikTok as well, gaining over a million and a half followers on that platform.