share time: 2025-02-10 09:50:32
During a blizzard, forensic doctor Su Nian discovers a bloodstained wedding ring inside an unidentified female corpse. Her investigation into the ring's origin unexpectedly connects to her sister's mysterious disappearance three years ago. Outside the morgue, a shadowy figure keeps watching the autopsy room's light through the snowstorm. As dawn approaches, Su Nian realizes the deadliest conspiracy lies with the person who swore to protect her forever.
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