Season 3
In this final season, as enemies become allies, Álex gets an answer to the question that has tormented him for years: What really happened to Sara?
Presumed Dead
While investigating the link between Nicandro and Dr. Alanís, Álex uncovers a key suspect. Rodolfo asks Álex to help him bring his father to justice.
Medusa Complex
Sara tells Nicandro's dad about his son's drug business. Reinaldo offers Marifer a deal. Álex secures protection for Chema. Nicandro visits Daniela.
Dead or Alive
Lucía's arrival takes Álex's investigation in another direction. A new lawyer takes Chema's case. César shows up at Álex's house to reclaim his money.
Welcome to the Medusa Center
Álex fights for his life in the hospital. A distressed Chema asks his mom for help. A flashback shows how Sara became the focus of Reinaldo's experiment.
Lab Rats
Worried about her treatment, Sara attempts to expose Reinaldo. Chema is admitted to the Medusa Center. César reveals crucial information to Álex.
What Happened to Sara
César pays a visit to Tonya and resorts to a drastic method to get information about Sara. Under Reinaldo's watch, Chema undergoes horrifying treatment.
What Did You Do, Sara?
When the truth of what happened to Sara is finally exposed, Álex unleashes one last act of revenge on the Medusa Center.