Konno accidentally discovers Hayakawa's tape recorder and learns about his past trauma. Konno decides to encourage Hayakawa to pick up music again, and their relationship gradually deepens.

Hayakawa once again pursues his dream of music and faces his feelings for Konno. After the final exam, Hayakawa bravely sings in front of everyone and confesses his feelings in the form of music.

Three years later, a melody reunites Konno and Hayakawa—but can they reclaim the past?

Old emotions resurface as Hayakawa and Konno reconnect—just as a sudden kiss, a looming goodbye, and new dreams throw everything into question.