Episode 1
S1E1
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What's the worst that can happen to a police officer? Definitely an unresolved investigation. This is what happens on Boxing Day 1999. Charlotte Meyer, an 11-year-old girl, disappears without a trace. Captain Pierre Castaing, in charge of the investigation, fails to find her. Where did she go? The mystery remains intact ... A few hundred kilometers away, a young investigator finds herself confronted with a similar disappearance ...