When the body of a well-known businessman is found charred to death in his home, police must delve into the details of his personal life. Meanwhile, prosecutor Pierre Clement's friendship with a prominent suspect linked to the brutal Andrescu murder has become impossible to hide. Gilout's drug habit gets out of control. Ghisele, the mother of the murdered baby, finds herself the target of an inquiry about negligent parenting and takes counsel from lawyer Josephine Karlsson.