Young literary editor who institutionalizes her abusive husband. Fascinated by the red file left by Ángel, she investigates his identity, survives a basement explosion, and ultimately decides to undergo neurosurgery before boarding another train.
Ángel serves as the primary storyteller while Helga acts as the captive audience, driving the narrative forward.
Their romantic relationship deteriorates into psychological and physical abuse, shaping Helga's descent.
Helga becomes emotionally invested in Martín's narrative, seeing parallels to her own psychological struggles.
Explore the full interactive character relationship map of Advantages of Travelling by Train