Vivy -Fluorite Eye's Song-

Nierland - an AI complex theme park where dreams, hopes, and science intertwine. Vivy, the first-ever autonomous humanoid AI, serves as an AI cast member here. Her mission is to make everyone happy through her songs, and she performs with all her heart to achieve this goal. Despite her efforts, the theme park struggles with popularity. One day, an AI named Matsumoto appears before Vivy. He reveals that he has come from 100 years in the future, tasked with correcting history alongside Vivy to prevent a war between AI and humanity that is destined to occur in a century. What kind of future will these two AIs with different missions encounter? This is the story of AI versus AI. Vivy's 100-year journey begins.