Yeouneun Sijipgago

In a village deep in the mountains, Jeong-soon is one of the few girls in the village. Geum-hwa, Jeong-soon's only friend, leaves for Gyeongseong with the help of the villagers. Jeong-soon, who is heartbroken by Geum-hwa, shoots in the forest and sees a nine-tailed fox eating some humans..

(source: Bomtoon, translated)