Possessed: Season 1

A copy cat has risen and craves blood thirst from the serial killer he looked up to.

The Dae-du has possessed the copy cat serial killer realizing now that the more people he kills and souls he devours, the more omnipotent he becomes little does he know evidence has begun to lead up to him in his crimes.

The serial killer has finally met his end, little do they know it's not over yet.

Seo-jeong is mortified at the movie theater. Pil-seong finds an odd item at a crime scene, prompting him to surmise that it's linked to Hwang Dae-du.

As fellow police detectives express concern over Pil-seong's fixation with the past, Seo-jeong stops by the station to ask a favor -- about her mother.

After an unexpected ally suddenly materializes out of nowhere, Seo-jeong informs Pil-seong that she wants to figure things out on her own.

Seo-jeong reluctantly accepts her fate and assumes her new role. Pil-seong offers a daring proposal to put an end to Hwang Dae-du's killing spree.

Hwang Dae-du detects that Kim Nak-cheon has returned. Seo-jeong sees something disquieting. Pil-seong's colleagues notice he's behaving oddly.

Kim Ji-hang's new boss keeps asking her out. Seo-jeong tries to find Hwang Dae-du with Kim Nak-cheon's help but comes upon another evil spirit instead.

Seo-jeong and Kim Nak-cheon try to hunt down Hwang Dae-du with help from an unlikely figure. Oh Su-hyeok makes an alarming revelation to Kim Ji-hang.

Desperate to save his daughter, Kim Nak-cheon sets out to learn more about Hwang Dae-du's childhood. Seo-jeong and Pil-seong face Oh Su-hyeok head-on.

Seo-jeong has an ominous premonition. The violent crimes unit is suddenly besieged with shooting cases -- and Pil-seong thinks he knows who's behind it.

Hwang Dae-du's plan for destruction reaches the next stage. Seo-jeong and Pil-seong wrestle with an impossible choice that might end the madness.

Hwang Dae-du becomes relentless in his search for Seo-jeong and Pil-seong. News about an incident involving a stranger troubles Pil-seong.

Seo-jeong pleads with Pil-seong to do what needs to be done. Pil-seong finds refuge with someone from his past but knows that Hwang Dae-du awaits him.