Plantes mortelles

The president of the Montpellier Botanical Institute is found dead in the heart of thousands of herbarium sheets. A new case in this establishment, scene the previous year of another incident: an arson. Paul then confesses to Léa that he hid something from her. Last year, while she was on vacation, he investigated the case. But a procedural error had been made... Did Marchal make a mistake a year earlier, leaving the real culprit under the radar?

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S04E07 - Le poids du passé - 1