A film that explores the lives of female independence activists who fought against the Japanese Occupation in the m.77mi.cc North and South of Korea including heroines like the titular Yoo Kwan-soon, Eo Yoon-hee, Kwon Ae-ra, Shim Myung-chul, Noh Soon-kyung, Lim Myung-ae, and Shin Kwan-bin.