share time: 2026-03-16 06:03:13
Retired detective Li Shoushan, nearly 80 with gray hair and ailing health, has carried a 30-year heavy guilt: he wrongfully arrested an innocent man during an unsolved murder investigation, leaving the real culprit at large. His children worry about his health and oppose his restarting the old case, but he hides old files from them and pushes through repeated angina to uncover the truth. With the secret help of a young auxiliary police officer, he finally breaks through obstacles and reveals the truth buried for three decades.
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