Lucas Duque

 is a character in the Colombian mystery drama series The Marked Heart. She is portrayed by Andres Mejia.

Biography
Lucas is the son of Simon and Valeria Duque. Her mother is murdered by organ traffickers for her heart, which is transplanted to Camila Duarte, the wife of wealthy political strategist Zacarías Cienfuegos. Lucas' father is furious and desperate for revenge. He embarks on a mission deep into the heart of the organ-trafficking organization that is responsible.

Lucas' sister, Samantha, gets wrapped up in a romance of her own after she saves a young man named Tomás from a cocaine overdose. The two get drawn into the same organ-trafficking business that Samantha's father is trying to destroy.

Appearances

 * The Marked Heart