"The Huntress" is a Russian detective series about Polina, a former investigator who now earns a living through private investigations. She is no longer bound by professional codes and regulations, allowing her to employ unconventional methods to catch criminals. One day, the father of a man accused of two murders asks Polina to uncover the truth and clear his son's name. All the evidence points to the young man, but Polina notices that both victims were missing their earrings.