"K-pop Demon Hunters," an American-made film, has gained a huge audience in South Korea, thanks to its nods to Korean folklore, pop culture and habits.

Netflix’s K-Pop Demon Hunters is an undeniable, infernal triumph. It's consistently sitting among the platform’s top 10 films, its killer soundtrack debuted at number 2 on the Billboard 200, and it’s inspiring tons of fanfic (a critical measure of success for any new cartoon).