Story Structure — 4 Plot Phases
The Reluctant Expert
Lee Hyun-min leaves his institute to care for his allergic daughter. Jung Sun-young arrives with a gruesome skull, forcing Hyun-min out of retirement.
Key Events
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Quitting the Institute — Hyun-min leaves his forensic institute to care for his allergic daughter. Characters: Lee Hyun-min
Location: Research Institute
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Daughter's Transplant — Jin receives a heart transplant from Dr. Yoon, raising Hyun-min's concerns. Characters: Lee Hyun-min
Location: Hospital
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Skull Delivery — Sun-young arrives with a serial killer victim's skull for reconstruction. Characters: Lee Hyun-min, Jung Sun-young
Location: Hyun-min's House
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Initial Refusal — Hyun-min declines the reconstruction assignment due to fear and retirement. Characters: Lee Hyun-min
Location: Hyun-min's House
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Ghostly Haunting — Terrifying visions of the acid victim haunt Hyun-min, forcing his decision. Characters: Lee Hyun-min
Location: Hyun-min's House
The Acid Victim's Secret
Haunted by visions, Hyun-min reconstructs the first face while his daughter's health deteriorates. Suspicion falls on Dr. Yoon as the detective investigates.
Key Events
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Ghostly Haunting — Terrifying visions of the acid victim haunt Hyun-min, forcing his decision. Characters: Lee Hyun-min
Location: Hyun-min's House
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First Reconstruction — Hyun-min begins reconstructing the acid victim's face from the skull. Characters: Lee Hyun-min
Location: Home Lab
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Heart Complications — Jin suffers severe reactions to the transplanted heart, escalating stakes. Characters: Lee Hyun-min
Location: Hospital
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Donor Request Denied — Dr. Yoon refuses to share donor history, citing confidentiality protocols. Characters: Lee Hyun-min
Location: Dr. Yoon's Office
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Detective's Suspicion — Detective Suh targets Dr. Yoon as the prime suspect in the murders. Characters: Lee Hyun-min
Location: Police Station
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Identity Revelation — Hyun-min discloses the victim's identity through the completed facial reconstruction. Characters: Lee Hyun-min, Jung Sun-young
Location: Police Station
Heart of Suspicion
Hyun-min uncovers a buried skull through a supernatural premonition. The second reconstruction reveals deeper connections to the serial killer's pattern.
Key Events
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Identity Revelation — Hyun-min discloses the victim's identity through the completed facial reconstruction. Characters: Lee Hyun-min, Jung Sun-young
Location: Police Station
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Field Premonition — A supernatural pull guides Hyun-min to a specific location in a field. Characters: Lee Hyun-min
Location: Buried Field
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Buried Skull Discovery — Hyun-min unearths another ancient skull buried beneath the sand. Characters: Lee Hyun-min
Location: Buried Field
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Second Reconstruction — Hyun-min reconstructs the face of the second victim from the buried skull. Characters: Lee Hyun-min
Location: Home Lab
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Supernatural Secret — The faces reveal a hidden supernatural connection to the serial killer. Characters: Lee Hyun-min
Location: Home Lab
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Acid Victim's Fate — The truth behind the acid melting and the killer's motive is uncovered. Characters: Lee Hyun-min
Location: Flashback Imagery
Buried Truths Revealed
The reconstructed faces expose a hidden supernatural mystery. Hyun-min resolves the case, securing his daughter's safety and finding closure.
Key Events
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Acid Victim's Fate — The truth behind the acid melting and the killer's motive is uncovered. Characters: Lee Hyun-min
Location: Flashback Imagery
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Institute Background — Hyun-min's past forensic work provides crucial context for the cases. Characters: Lee Hyun-min
Location: Institute Archives
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Research Collaboration — Both analyze the reconstructed faces together to map the killer's pattern. Characters: Lee Hyun-min, Jung Sun-young
Location: Home Lab
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Emotional Toll — Hyun-min balances personal trauma with his duty to protect his daughter. Characters: Lee Hyun-min
Location: Hyun-min's House
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Final Revelation — The complete supernatural mystery is solved, exposing the killer's secret. Characters: Lee Hyun-min
Location: Home Lab
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Case Resolution — Authorities close the investigation based on the forensic findings. Characters: Lee Hyun-min, Jung Sun-young
Location: Police Station
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Daughter's Recovery — Jin's heart stabilizes, allowing Hyun-min to find peace and closure. Characters: Lee Hyun-min
Location: Hospital
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New Beginning — Hyun-min considers returning to professional forensic work after the crisis. Characters: Lee Hyun-min, Jung Sun-young
Location: Institute
A serial killer is burning away the flesh of his victims with acid, leaving only the bones behind. The police turn to Hyun-min, a former forensic sculptor adept in reconstructing faces by examining and interpreting skulls. With the victim's bones in his house, Hyun-min's daughter begins to experience disturbing visions. As he races against time to find the answers and save his daughter, the deadly truth behind these victims reveals a sinister conspiracy that threatens everyone involved.