第 1 季 共 10 集
播出时间：2021年10月7日
第 1 集 Episode 1
播出时间：2021年10月7日
Pascual León, a retired 65-year-old man, starts an elaborate plan of revenge after being diagnosed with Alzheimer's. Meanwhile, Jimena Guerra, a policewoman, finds a mysterious message addressed to her at the crime scene.
第 2 集 Episode 2
播出时间：2021年10月7日
Jimena begins the investigation on the Judge's murder. Tired of the attacks from the press, she decides to confront Francisco Pira, while Pascual carries out the next stage of his plan, not without some surprises.
第 3 集 Episode 3
播出时间：2021年10月7日
Pascual recovers from a health problem and continues with the next stage of his plan. Meanwhile, Jimena Guerra makes new discoveries: it is the work of a serial killer and Asunción de la Sal seems to be a key piece in the investigation.
第 4 集 Episode 4
播出时间：2021年10月7日
Pascual kills his third victim and meets with an old friend, millionaire Olmo Bonete. During her trip, Jimena discovers some shady secrets about her family and the town's past.
第 5 集 Episode 5
播出时间：2021年10月7日
After finding more messages in the new corpses, Jimena shares her theory with Tolsa and they travel together to Asunción. Pascual continues with his plan, while secrets about Olmo are revealed.
第 6 集 Episode 6
播出时间：2021年10月7日
Jimena investigates the house fire in Asunción, while Pascual proceeds with his list of murders. However, unexpected events cause him to make some choices that aren't part of the plan. A new lead about a killer "cat" appears.
第 7 集 Episode 7
播出时间：2021年10月7日
Jimena links the murders to the burnt-down house unveiling a new revelation about the past. A reconciliation between her and Pira seems possible. Pascual runs into some obstacles to carry out his next murder.
第 8 集 Episode 8
播出时间：2021年10月7日
Pascual's Alzheimer's advances, so he decides to go to Asunción to speed up his plan. Jimena finds a key element for the investigation which could solve the mystery surrounding the crimes.
第 9 集 Episode 9
播出时间：2021年10月7日
Pascual travels with Nuri to Asunción and continues with the murders, although the accumulated lies won't be easy to handle.
第 10 集 Episode 10
播出时间：2021年10月7日
Jimena discovers the truth about Rebeca's suicide. Meanwhile, the number of deaths increases. Despite some obstacles, Pascual intensifies his plan of revenge and unfolds the final stage.
