The mention of her brother so out of the blue startled her. She tensed, visibly, but then, it had never been any surprise that they were each other's weak points. (She would have never thought of if that way, not when they guarded each other so carefully, not when they had each other's backs in everything. They had survived the bombing because the were together and they had been the ones to thrive under the scepter's power -- because they had been together.)
"Pietro," Wanda corrected. How did he know of him? And how did he know he was fast but then use that strange version of his name? It scared her, a little. She could show off her power without concern, because that was her, but Pietro was not something she gambled with.