Frea has every intention of saying goodbye to everyone, but she knows some people (Clint) who take solving other people's problems very seriously would have spent whatever warning she gave them getting themselves into trouble, and possibly making things worse for her. It's in their nature. She doesn't want to make it harder for them.

And it's not like she exactly knows what she's doing.

It's hard to think and worry about all that when he's touching her like that.

"Mm, okay. I hope they have pumpkin pie. That's my favorite fall treat." He may not know what pumpkins are, but he knows about pie, surely? "Should we be terrible examples and start with dessert tonight?"