Yiya Murano poisoned her friends to cover up scams in 1970s Argentina and became a dark figure in popular culture. Freed in the 1990s, she reappeared as a pop icon. Today, her son Martín seeks to reveal her true face.

Sofía, a former Olympic runner, agrees to work as a drug mule for a cartel to pay for her leg surgery. After being ambushed by corrupt police officers, she discovers that what she's carrying is something out of this world.

Ramiro meets Damián again after years without seeing each other. Damián always has some shady business going on. This time he wants to go in a search of a certain treasure hidden in an abandoned convent. Lara, Ramiro's girlfriend, doesn't trust Damián and decides to accompany them. What they don't know is that taking that thing from there could unleash a course that will haunt them forever, unless they return it just as they found it.