Character profileXing
Pai
白Biography
Pai is Hei's younger sister and a Contractor connected to the disappearance of Heaven's Gate five years before the story begins. She vanishes following that event, and her name means “white” in Chinese, contrasting with Hei's name meaning “black.”
Story spoilers
Pai's star carries the Messier code BK-201. Her powers include abnormal electricity and molecular reconstruction, while her remuneration is sleep. She fought alongside Hei during the Heaven's War, and after Heaven's Gate disappeared her power passed to him because, according to Amber, she continued to exist within him. Her real name is later revealed as Xing.
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