A nameless relationship racing alongside music. A highly acclaimed work with numerous awards, the long-awaited second volume. "The person I've been interested in wasn't a man――" This misunderstanding sparks the mysterious exchange between Mitsuki and Aya. Their complex, earnest, and sincere affection races forward with music, without a name to define it――. With over 980,000 followers on X (as of February 2024), this story of women has garnered overwhelming attention on social media, now with added illustrations in the second volume.