He already has his hand on the door to the porch when she speaks. He turns around at that.

He kind of feels like he needs air. And he's not sure that the others won't hear about this and come on. He's already caused a camp-wide black out. Do they need to know everything else, too?

"He's been busy." Don't try to incriminate him for something. He's got enough on his plate, between un-avataring, getting claimed, and Minato showing up and having to deal with the Issues he seems to have about everything that happened before. Again, he seems almost defensive, as if trying to cut off Minako on any idea about putting any guilt on Ryoji at all.