An unconventional detective duo, He Yuan Hang and Ran Fang Xu, investigate the 1997 disappearance of a father and daughter at Yuanlongli's elevator entrance. Utilizing a jeep and makeshift excavator, their inquiry unravels profound truths.
Production companies：
Shanghai Ruyi Film & TV Production
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Youku
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Wanda Film and Television Media Co.,Ltd.
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Yuekai Film & Television
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Overview：An unconventional detective duo, He Yuan Hang and Ran Fang Xu, investigate the 1997 disappearance of a father and daughter at Yuanlongli's elevator entrance. Utilizing a jeep and makeshift excavator, their inquiry unravels profound truths.
