Vivy: Fluorite Eye's Song

In the heart of a society where AIs are as common as ordinary people, Diva—nicknamed "Vivy" by her human friend—is the first autonomous humanoid AI in history. Like every other AI, Vivy is tasked with her own individual mission: to make everyone happy with her singing. She is programmed with a magnificent voice, but struggles to grasp the essence of a soul needed to touch a human's very core. When Vivy seemingly suffers a technical issue, her personal archive is plagued by a strange cubical AI ...