Henri resumes work at INSM and meets Nicolas Therrien, a content moderator struggling with spontaneous panic attacks. Simone and Danno suspect Jules Côté of wishing harm to Dr. Lacombe. Investigator Vallier advises Henri to hire a bodyguard. Jules, distraught, searches his entourage for who could be hiding behind the mysterious Angel.

As Angel continues to terrorize Jules, Simone and Danno raid Jules' apartment. At the INSM, Henri sees Diane Ricard again, who has received an unexpected invitation, and he visits Xavier Mercier, who has been disfigured by a suicide attempt. The psychiatrist makes a risky proposition to the young man. Inadvertently, Simone reveals sensitive information about Marine to Henri.