The 12-episode series follows Wang Xiang, an ex-train driver who had worked his whole life at the steel plant in a fictional small town in North China, as he attempts to solve the mystery behind a brutal murder during the autumn of 1998. For more than 20 years, the murder has haunted him and other people who worked at the steel plant as they struggled to come to terms with the loss they’ve experienced.
A suspicious business that offers the services of a purportedly all-knowing shaman catches the attention of a tenacious police inspector.
With a genius-level IQ, Woo Young-woo learns to embrace her extraordinary self while forming a tight-knit community of friends and allies.