At her unknown uncle’s funeral, Yoon Seo-ha meets Kim Young-ho, a man claiming to be her half brother. Meanwhile, detective Choi Sung-jun chases new leads.

Seo-ha suspects Young-ho may have a hand in a recent tragic murder. An age-old conflict between chief detective Park Sang-min and Sung-jun surfaces.

The police refuse to arrest Young-ho, forcing Seo-ha to ask a private investigator to look for evidence. Sung-jun dives into Young-ho's shamanic past.

Seo-ha's attempts at intimidating Young-ho go awry. Sung-jun and Sang-min track down a stranger who may be connected to the killings.

Confronted with the shocking truth about the burial ground, Seo-ha finds herself in peril — and she must devise a last-ditch effort to save herself.