The Slapping Queen's Revenge

Modern martial arts champion Stella Scott time-travels to the 1970s, becoming an Educated Youth sent to the countryside after being plotted against by her Stepmother. She slaps anyone who crosses her, taking down her in-laws and Stepmother. She exposes a marriage scam, punishes the wicked, and gets entangled in a villain's treasure-hunting conspiracy. Using her skills, she protects a national treasure.