Born December 16, 1902. Goheung Ryu clan. Currently imprisoned in Seodaemun Prison.

A kisaeng. Imprisoned in Cell No. 8 with Yu Gwan-sun. Real name: Kim Sun-i. Born July 16, 1897.

Born February 2, 1897. Andong Kwon clan. Yu Gwan-sun's senior from Ewha Haktang.

A cafe waitress. The only Japanese person in the cell.

Imprisoned in Cell No. 8 while heavily pregnant. Born March 25, 1886. Leaves the cell temporarily to give birth at home before returning.

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Estimated to be in her 50s. Female. Imprisoned in Cell No. 8. A housewife. She resents Gwan-sun because she is the mother of Man-seok, who died while participating in the independence movement with Gwan-sun.

Born June 14, 1899. Goheung Ryu clan. Gwan-sun's older brother.