[That's a lot of questions. 9S pauses though, finding her confusion especially strange. He hesitates, brow knitting before he seemingly tries to retain a stoic expression.]

Er... You've really never heard of either of them?

[He's not sure what to say. 9S answers her question dubiously.]

I'm the newest android model to come out of YoRHa. Okay, maybe not the newest, but pretty close.