Plot

Legendary forensic detective Alfonso Guardia has solved some of the most gruesome murder cases ever recorded. Now in his early sixties, he is haunted by the memory of his parents' killer and the guilt of leaving his family. Guardia has fallen into a deep and psychological downward spiral. His boss, Rodolfo Silva has decided to bring in some help by recruiting a new partner for Guardia. The chosen one is Jonas García, a promising and talented young student from the University of Forensic Sciences. Guardia is unwilling to become García's caretaker, and Garcia is eager to catch the opportunity of a lifetime, working side by side with the best forensic detective in the country. Both prove to be an unlikely but effective duo in the long, dangerous road to darkness.—Javier Solórzano Casarín

Alfonso Guardia, veteran forensic detective, and Jonas Garcia, young student from the University of Forensic Science, must put their differences aside and band together to catch some of the most vicious and brutal serial killers in the country. As they plunge into the maze of human darkness, they will fight to survive and escape madness.—Javier Solórzano Casarín