Fukumenkei Noise

Nino, a girl who likes to sing, experienced two farewells in the past. First, with her first love, Momo, and second, with Yuzu, a boy who composes music. But upon those two farewells, she made a promise with each of them: to continue singing until they find her voice again. Time has passed, and now these three are in high school...?! (Source: Amazon)