Part 6/7:
The Descent into Oblivion
Ultimately, Anna's struggle leads to her final choice—she decides to face the apartment's wrath alone, ordering Mueller to fend off future tenants. A stunning act of defiance against a predatory space, this marks a pivotal turning point for her character. She hopes isolation will weaken the apartment over time, enacting a selfless sacrifice that showcases her enduring love for Daniel.
As the apartment begins the haunting procedure to assimilate her into its structure, we see a poignant acceptance of fate unravel.