Civil Guard officer Rosa Vargas arrives in a small Galician town to investigate the disappearance of a teenage girl, and soon develops a chilling theory.

Using one of the costumes found in the old factory as a lead, Rosa tracks down the shop it came from, and later dons her own disguise to go undercover.

Memory cards found in Marta's belongings reveal a new suspect with a fetish, while forensic results from the factory scene point to an unusual hobbyist.

Rosa learns who dante78 is, and finds a clip from Marta's final blackmail video, which reveals a secret party circuit. A jealous male targets Rebeca.

Samanta tries to find out what Xabier is hiding. Rosa forces Iván to tell her everything about the parties, and helps Rebeca with her photo scandal.

Rebeca and Brais find the missing memory card. Rosa lies in wait to see who leaves daisies by the road. Alberte learns a captive woman has been found.