In his journey of study, young Song Ci, a forensic medical scientist in the Song Dynasty, becomes entangled in a murder case. Still inexperienced, he faces the peril of making a critical mistake. A mysterious traveler comes to his aid, unraveling vital clues hidden on a red oil paper umbrella that prove instrumental in cracking the case. Inspired by his own shortcomings, Song Ci doggedly pursues the truth, forging a legendary path as he unravels the mystery.
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