The 2nd DPJ tries to discover Fouad's role in the money laundering operation (Fouad is Ryan's older brother). To better understand the operation, Beckriche calls on Lebrion, his former mentor at the Financial Crime Brigade. Laure and Gilou arrest Pierre Solignac, a client who took delivery of the cash, at the risk of alerting the money-laundering network. Edelman presses for a crime reconstruction he thinks will help Joséphine.