He said it again, that name that could not possibly be his and she didn't know what to do with it, with him. Watching his hand fall away from his chest she felt something shift - even minutely. There was a level of trust there, it wouldn't take much for him to lift his hand again, but he wasn't poised for it as they stood there sizing one another up trying to decide what the next move would be.
It was a show of trust on his part, even as she looked at him with clear disbelief and even some anger at seeing a face that had for a time shown her what it was to be a part of something, to learn without punishment, to have something not exactly like the family she'd lost but as close as she'd ever gotten outside of the connection she shared with her sister.
The mention of the paper football was what brought her up short, hesitating for a moment when shooting was the smarter move. That had been something only they had shared, the two of them alone on the Benatar drifting through space waiting for the oxygen to run out, to die there instead of on Titan where they had both lost so much.
"You have a stone," She said finally, her weapons lowering - though she still held them both at the ready. It was the only thing that made sense, this was some alternate version of him that had allowed him to travel forward in time before everything had happened. "You should not be here, the stones are meant to be on Earth, Thanos will be coming."