The thought of Grandcourt visiting Lydia is a final humiliation. Gwendolen had once imagined herself taking a moral stand, ensuring that Lydia and her children were provided for, but now that prospect sickens her. Her anger is not at the injustice of the situation but at her own helplessness. She is trapped in the very fate she once thought she could manipulate to her advantage, and the only thing left to cling to is the illusion that her suffering will remain private.