Vivy's mission is to make people happy with her singing; another AI, Matsumoto, asks her to help him rewrite history to stop a war between AI and humans in the future.

Vivy and Matsumoto stop an assassination attempt against Assemblyman Aikawa; Vivy struggles to fight off terrorists.

More people come to see Vivy sing after her encounter with Aikawa; Vivy struggles with rationalizing her mission with what she must do.

Vivy meets Estella, another AI, and doesn't believe what others are saying about her; someone takes over the hotel where Estella works.

Vivy's audiences keep growing; Matsumoto tells Vivy that technology is advancing faster than history says it did; Matsumoto and Vivy must shut down Metal Float.

Vivy and Matsumoto shut down Metal Float, but with drastic consequences; Vivy tries to prevent further destruction.