Plot Analysis Summary
A hospital murder mystery combines repeated killings, unresolved grief, personal secrets, and mutual suspicion.
Story Structure — 5 Plot Phases
The Syringe Murder
A patient is murdered inside the hospital on a full-moon night. The unusual method creates immediate fear and pressure within the medical setting.
Key Events
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Hospital Under Full Moon — The hospital setting is established on a full-moon night in present-day Qinghai. Characters: Wen Miao
Location: Haibei People's Hospital
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Patient Found Murdered — A patient is murdered by a syringe driven through her chest.
Location: Haibei People's Hospital
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The Murder Weapon — The syringe-through-the-chest method becomes the defining clue in the killing.
Location: Hospital ward
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A Surgeon Under Stress — The murder increases pressure on the hospital's heart surgeon, who is already psychologically burdened.
Location: Hospital operating area
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Xia Xue Remembered — The surgeon's deceased wife, Xia Xue, is identified through Liu Yuxin's credited role. Characters: Liu Yuxin
Location: Hospital
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Death From Illness — Xia Xue's prior death from illness is presented as the source of continuing grief. Characters: Liu Yuxin
Location: Hospital
Grief Behind The Wards
The surgeon's grief, nightmares, and declining work performance are introduced. The emotional disturbance surrounding Xia Xue's death deepens the hospital's instability.
Key Events
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Recurring Nightmares — Since his wife's death, the surgeon suffers nightmares that affect his professional work.
Location: Hospital and sleeping quarters
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Work Begins To Suffer — The nightmares create additional stress and interfere with the surgeon's duties.
Location: Hospital operating area
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Sister's Emotional Distress — Xia Xue's younger sister, a nurse, is also described as emotionally disturbed.
Location: Haibei People's Hospital
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Director Faces Surgery — The hospital director is due to undergo an operation for a weak heart. Characters: Wen Miao
Location: Haibei People's Hospital
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A Fragile Heart — The director's cardiac condition adds medical vulnerability to the hospital's mounting tension. Characters: Wen Miao
Location: Hospital consultation area
Secrets In The Engagement
The director's weak heart and planned operation add personal vulnerability. A former relationship and threatening old photographs expose a dangerous secret.
Key Events
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Engagement Revealed — The director's engagement to the hospital psychologist is disclosed. Characters: Wen Miao
Location: Haibei People's Hospital
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Former Relationship Resurfaces — A nurse threatens to reveal old sexual photographs connected to a former relationship.
Location: Hospital
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Threatening Old Photos — Old photographs become leverage against the hospital psychologist's engagement.
Location: Hospital
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Nighttime Hospital Tension — The hospital's personal conflicts and the unexplained killing intensify during the night. Characters: Wen Miao
Location: Haibei People's Hospital
The Repeated Killing
The nurse is murdered with the same method as the earlier victim. The repeated pattern transforms private tension into a wider hospital crisis.
Key Events
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Second Murder — The nurse is murdered using the same syringe-through-the-chest method.
Location: Haibei People's Hospital
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Pattern Confirmed — The second killing confirms a repeated method rather than an isolated incident.
Location: Hospital crime scene
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Suspicion Reaches The Director — The heart surgeon tells the director that the psychologist has been behaving strangely. Characters: Wen Miao
Location: Hospital director's office
Suspicion Without Resolution
The surgeon warns the director about strange behavior, while the psychologist makes the same accusation against the surgeon. The supplied plot ends in mutual distrust and medical danger.
Key Events
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Suspicion Reversed — The psychologist independently tells the surgeon that the surgeon has also been acting strangely.
Location: Hospital
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Mutual Distrust — Conflicting suspicions leave the hospital's central figures trapped in mutual uncertainty. Characters: Wen Miao
Location: Haibei People's Hospital
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Threatened Operation — The director's scheduled heart operation remains endangered amid the murders and psychological tension. Characters: Wen Miao
Location: Hospital operating area
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Unresolved Hospital Crisis — The supplied plot ends with the investigation, suspicions, and medical danger still unresolved. Characters: Wen Miao
Location: Haibei People's Hospital
In the Haibei People's Hospital, Qinghai province, China, the present-day on the night of a full moon, a patient is murdered by a syringe through her chest. This adds stress to the hospital's heart surgeon Gu Zhen Sheng who had recently lost his wife Xia Xue to an illness. Since his wife's death, Gu has been suffering from nightmares that have affected his work, and Xia Xue's younger sister, Nurse Xia Xiao Yu also is emotionally disturbed.