What does sonmi mean?

"Sonmi" is a name that refers to a character from David Mitchell's novel "Cloud Atlas." In the story, Sonmi-451 is a genetically engineered being in a dystopian future, who gains consciousness and seeks to understand her existence and purpose. The character symbolizes themes of identity, freedom, and the struggle against oppression. The name itself has become emblematic of the broader exploration of humanity and the moral implications of technology.