Mayonaka Heart Tune

Late at night, when Arisu Yamabuki feels lonely, he finds calmness and warmth in the gentle voice of Apollo, a radio host. But suddenly this broadcasting stopped without explaining the reason. After many years, when Arisu is in his second year of high school, he sets out to find her because he wants to tell her something meaningful. He doesn’t know her real name and face, but gets some hints in the school’s broadcasting club. There, he meets four girls who want to get a job where they can use their voices. Who is Apollo, and how will their dream come true?