Seung-hyeon, a construction team leader with PTSD, is ordered to inspect Dohak Station, where a fatal accident halted work years ago. Inside the eerie, abandoned tunnels, he and Joo-young encounter two mysterious workers and become lost while trying to escape. Meanwhile, a CEO and a shaman perform a ritual to resume construction, but enraged spirits retaliate, plunging everyone into chaos.

• Korea Creative Content Agency
• EO Contents Group
• Shin Hyun-soo
• Lee Yu-ji
• Ko Gun-han
• Park Hyun-young
• Mun Seong-bok
• Jung Hyung-suk
• Hong Seong-pyo