S01E03: Signal
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.
Previous Episode 
Season 1
Najin
S1E1 / 22 Dec 2023
Mother
S1E2 / 22 Dec 2023
Signal
S1E3 / 22 Dec 2023
Imprinting
S1E4 / 22 Dec 2023
Desperation
S1E5 / 22 Dec 2023
Chaos
S1E6 / 22 Dec 2023
Chase
S1E7 / 22 Dec 2023
Awakening
S1E8 / 05 Jan 2024
Atrocity
S1E9 / 05 Jan 2024
Tear
S1E10 / 05 Jan 2024
Season 2
Ho-jae
S2E1 / 27 Sep 2024
Sign
S2E2 / 27 Sep 2024
Pieces of Memories
S2E3 / 27 Sep 2024
The Other Side
S2E4 / 27 Sep 2024
The Creature
S2E5 / 27 Sep 2024
Bait
S2E6 / 27 Sep 2024
Marginal Man
S2E7 / 27 Sep 2024
Park Seo-jun
Jang Ho-jae
