The visual of Nora throwing that basket of 200 syringes is haunting. It represents every moment of pain she endured alone while Leon was busy playing hero to Sophie. The contrast between his concern for Sophie catching a cold and his indifference to Nora's freezing checkups is brutal. This drama captures the slow death of a marriage perfectly.
Leon telling Nora to see a psychiatrist is peak gaslighting. He genuinely believes his own lies about the hotel room being 'company arranged.' Watching him defend Sophie while Nora stands there pregnant and trembling makes my blood boil. The way he wipes Sophie's face but ignores his wife's tears says everything about where his heart really is.
Sophie claiming they are 'purely coworkers' while bragging about sharing a room is masterful manipulation. She knows exactly what she is doing, playing the victim to provoke Nora. The scene where she tells Leon not to stoop to Nora's level is the ultimate power move. She has him wrapped around her finger completely.
The argument about washing faces with cold water in winter is such a specific, painful detail. Leon worries about Sophie getting pneumonia but made Nora go out in freezing wind alone for checkups. It highlights how he rationalizes his cruelty. He treats his pregnant wife like a burden and his coworker like fragile glass.
When Nora says 'I am done with that role,' you can feel the weight lifting off her. She isn't just leaving a marriage; she is rejecting the identity of the suffering wife. The flashback to her injecting herself while looking at their wedding photo is devastating. She kept the baby despite Leon's poor sperm quality, yet he repays her with betrayal.