Jonas follows her, cocking his head at the mess, but does not comment. It's none of his business.

Once it is clear, he does sit, waiting for her to do the same before shifting to face her.

"I am sorry that telling you how I feel caused problems. I know we agreed to no complications and I broke that agreement." Not that he chose to, but... yes.

"I do not want to cause you more problems, but I cannot say my feelings have changed. I still care for you, just as much."