The population has been worried since an alarming viral video was posted online. Muriel tries to find out who is behind the challenge video circulating on the internet. A leak of information linked to the investigation causes suspicion and anger at HQ.

Richard finds himself in danger when an intruder breaks into his house. An important link is confirmed between the vulture and the service offered on the dark web. Muriel makes a revelation to Romeo which plunges him into embarrassment.