Him finding his "family" before turned out so well, after all. But if she lives at all, very few would know about it, and Sephiroth chooses to believe that familiarity is some kind of confirmation in the absence of anything else. Just not something he can do much about right now..

He could wait. If it was years yet before he found anything substantial, then... Then so be it! At least someone kind of recognized her.

"And you successfully got away? They're practically bloodhounds when they choose to be, I'm surprised." More importantly, Zack was such a priority they sent Turks to find him, was it really just an escape or something more? He knows better than to ask, nobody who was left in Hojo's clutches much wanted to talk about anything adjacent to it. "It seems the movie's decided you make a more striking hero." He doesn't seem bothered, but fame was never a goal. Whoever they had playing Zack did seem to be having a nice triumphant moment at some Wutai fort, but the scene still has Rhadorans lying about, as much a casualty as the Wutaians. "Well done, you managed to fight in and achieve victory in a war that was over a decade before you even joined SOLDIER. Who comes up with this stuff?"