Grim Resignation
It’s one thing to feel wedding jitters but it’s a whole other thing to not feel excited about the big day at all. The OP was unsure of her wedding to start off with but what really drove her over the edge was imagining what the big day would be like. She thought of what her fiance would look like, his love for her, and what she would feel like in return.
The answer? She would take comfort in the familiarity she felt with him and be okay with her decision to marry him but that’s it. That’s when she realized that her utter lack of enthusiasm probably meant that she wasn’t doing the right thing in the first place…