So-young suspects serial killer J is back. Meanwhile, Da-on remains suspicious about Bit-na’s identity.

So-young disappears. Bit-na worries for Da-on but concludes Choi Won-joong’s infernal trial as a demon.

Doyeong issues an ultimatum. Dongeun demands a piece of evidence be handed over. Yeonjin attempts to do damage control after old videos appear online.

Dongeun’s end game comes into focus as she sends Jeon Jaejoon a troubling package and orchestrates a plan to take down Yeonjin and Lee Sara.