After a series of grisly deaths, Ishikawa finds Myeong-ja in her new state. Tae-sang shares a tender moment with Chae-ok, unaware of her hidden plan.

In order to rescue Chae-ok and stop the atrocity, Tae-sang and Jung-won forge a plan. But just as the coast seems clear, Yukiko Maeda stands in the way.

Yoon Chae-ok and Yoon Jung-won find a lead on Myeong-ja, leading them to a hospital. Soon, a calamity traps the two inside, leaving Tae-sang concerned.

Tae-sang decides to reenter the hospital, but discovers that Ryu Sachimoto is nearby. At the hospital, Chae-ok and Jung-won devise a risky rescue plan.

Facing financial ruin, Jang Tae-sang agrees to track down a missing person — but two figures trail him. Meanwhile, sinister operations occur underground.