She felt that, too. "Feelings", managed to say as she looked up at Amy. "I feel...feelings." Well, now she sounded completely mental. "But not mine", added quickly, as if she feared her sister would freak out and leave if she didn't explain herself. "I can very literally feel your worry, it just got a little stronger than before."
Angie sighed, and a couple of tears fell silently; Amy would perhaps feel her twin's sadness as a far, strange feeling that reached out to her. "But it was never this strong. And not...continuous. It went on and off." Now it was on all the time, apparently.