In the moment when the bathroom door closed behind her, the reality of her departure truly hit him. He felt a rush of emotions as the silence signaled that she was actually leaving. This realization brought forth a longing within him for another embrace, underscoring the deep connection they shared.
The act of closing the door symbolized the end of their time together, making him wish he had taken a moment to hold her one last time. It highlights the theme of longing and the emotional struggles that accompany saying goodbye to someone important.