Miku Hatsune was her name. She became famous from a single song. Right now she is still singing her melodies to people. Her feelings, things she loves, things she cherishes. A sixteen year old making her first song, Cantarella but sung by Len(suppose to be Kaito but this version is Len) Make way that her path is bringing her notes alive.

Len, student in Crypton High School, never found anything called "love" but then he met Miku Hatsune, a new transfer student. Will she be The One?

Foreign Exchange Students Lumine and Aether have been at Teyvat University for a few months now, and after adjusting to their school lives, they decide to begin building their social lives! what interesting people shall they meet at their time here? crack story with some plot AU explained in the Explanation chapter