Nino Arisugawa, a girl who loves to sing, experiences her first heart-wrenching goodbye when her beloved childhood friend, Momo, moves away. And after Nino befriends Yuzu, a music composer, she experiences another sad parting! With music as their common ground and only outlet, how will everyone's unrequited loves play out? Yuzu thought he'd resigned himself to just being friends with Nino, his Alice. But now that he's faced with the prospect of losing her voice to Momo, he's having second thoughts-and has resolved to take them to Momo directly! Meanwhile, the feelings that Momo has been hiding for so long seem to have reached a breaking point!