Laure and Gilou sink deeper into illegality by taking money offered by Solignac in order to pressure him, unaware that they are being followed by their former colleague, Tintin, now working for Internal Affairs. Laure and Gilou manage to sow the seeds of dissent within the money-laundering network: the brother-in-law, Oury, gets kidnapped. Joséphine tries to defend Lola, who makes it difficult because she is unwilling to talk about her past.