Exploring the fallout of MIT Media Lab researcher Joy Buolamwini’s startling discovery that facial recognition does not see dark-skinned faces accurately, and her journey to push for the first-ever legislation in the U.S. to govern against bias in the algorithms that impact us all.

A lonely young man (Haruma Miura) happens to meet RuoLan who has an identical twin sister RuMei. They are older than him. RuoLan tells him about her wound from a painful breakup and her troubles being a twin. While supporting RuoLan, the young man gets close to her.