The way he offered his present to her wasn't affectionate, she was aware of that. But the fact that he got something for her was much more affectionate.
She recalled when he mentioned to her that her misery was what makes him happy and now, her happiness makes him happy.
She recalled when he tortured her nipples because he was so upset that day but yesterday, he tortured her nipples to satisfy her.
She recalled how her opinion never matters but now, he cares so much about her opinion.
What was going on? What if all this doesn't last?
What if one day, he turns into the man once was?
What if he really does something she wouldn't be able to forgive?
Why was she scared of losing him? Why was she scared about the relationship between them falling apart? Why does she have this feeling that all this has an end? Why does everything seem like a dream she'd wake up from?
What was this feeling of fear?