When ageing boxer Esteban "La Máquina" Osuna loses a pivotal match, his manager tries to revitalise his career by setting up a rematch.

Riding high from his victory, Esteban trains for an even bigger match. Andy struggles to handle Otras Personas' demands while also keeping Esteban in the dark.

Esteban, Andy and Irasema try to figure out what to do about the threat of Otras Personas; Esteban's hallucinations worsen as he turns to others for help.

Reeling with guilt over the consequences of his actions, Andy struggles to keep his life together at a family event; Sixto helps Esteban come to a revelation about the origin of his vision.

Andy and Irasema follow Esteban as he drags the children back to where it all began, his hometown. When dark secrets are uncovered, the threat of Otras Personas looms larger than ever.

The big fight finally arrives, but Esteban and Andy are more fractured than ever; Irasema races to uncover the truth behind Otras Personas as Esteban braces himself to step into the ring; Andy makes one last attempt to fix things.