01. Episode 1
After Girigo grants Choi Hyeong-wook a wish, he introduces the app to his friends, who brush him off. But soon, his behavior grows concerning.
02. Episode 2
After a sudden tragedy, Yoo Se-ah realizes Kim Geon-woo may be next and rallies her friends to find a solution. But Girigo proves too sinister to stop.
03. Episode 3
Seeking to cast out evil, Kang Ha-joon takes Se-ah to his shaman sister — sending her to a cursed space filled with fear, trauma and abandonment.
04. Episode 4
Ha-joon, Se-ah and Bangwool investigate Girigo's origins, chasing an online friend of Hyeong-wook's. They soon discover a house that may hold clues.
05. Episode 5
After a wild night out, Lim Na-ri discovers a terrifying truth. Soon, her jealousy takes hold of her as she navigates her feelings for Geon-woo.
06. Episode 6
Born from innocence, Kwon Si-won's friendship with Do Hye-ryung — steeped in jealousy, resentment and revenge — gives rise to Girigo and the curse.
07. Episode 7
Facing sabotage from spirits, the group hunts for the original phone. But as they close in on their goal, danger and darkness lurk at every turn.
08. Episode 8
On the brink of defeat, Se-ah confronts the evil behind the curse. Can she stop the unending deaths once and for all?