Dr. Guillermo García is a communist sympathizer who remains in Madrid after the Francoist takeover. To survive, he hides and adopts a false identity with help from his friend Manuel Arroyo. Their relationship is renewed in 1946, when Manuel returns from exile for a secret mission.
A detective brought back to investigate the killings. The media calls him “Kraken,” and he becomes convinced that the crimes are connected to people he has encountered. His grief and emotional involvement affect his judgment.
Antonio Prieto is a writer who rents an isolated house in Quintanar after finding an abandoned dog. He investigates disturbing sounds, village legends, and unexplained violence while writing about the events. His growing conviction that something supernatural is happening puts him at odds with skeptical locals and makes him a person of interest in the investigation.
David Valentín is an inspector assigned to stop a killer who stages murders around comic-book and superhero origin stories. He initially dismisses comics as entertainment for overgrown adults, but becomes personally involved after realizing his parents were killed in a matching pattern. He investigates alongside Jorge Elías and Norma.
An experienced journalist at the local newspaper. He acts as a supportive colleague and informal mentor, helping Isabel adapt to the town's media culture and investigative processes.
Mateo is an accomplished mountaineer who has already climbed all fourteen eight-thousanders but feels empty after returning to ordinary life. He travels to Nepal to climb Annapurna alone in winter, survives a serious injury and cerebral edema, and depends on Ione during his descent. Teresa is his worried partner at home.
Agustín is Sara’s husband and welcomes the nurse into their home to care for Sara, who has been comatose for two years. He says Sara’s fall and the baby’s death were accidental, but Sofía’s claims lead the nurse to confront him about Sara’s past. He admits withholding the story and says the nurse helped him feel understood.
Javier Rey has 25 screen credits in a career dating back to 2006. Signature works include The Patients of Dr. García, The House of Snails, Twin Murders: The Silence of the White City. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
