After a nurse discovers the mutilated body of his roommate, the police enlist Detective Barraza from the UNIC to lead the investigation. During the autopsy, Mrs. Mari finds that this is not an ordinary murder; the perpetrator attempted to erase their tracks by rearranging the victim's viscera after extracting a kidney. The victim's blood analysis reveals a sinister twist, suggesting that this may not be an isolated incident. The agressor employed a drug to immobilize the victim before surgically removing the organ. These killers, known as 'drippers,' have a distinctive method of incapacitating their victims.
