With his free hand, Sephiroth rubs his temple. He would have lost that headache by this point if someone weren't prolonging it.

"First, just answer me this: where have you been laying low in this area, and what was it that you wanted to show me?" Sephiroth already heavily suspects that Genesis was hiding in Shinra Manor, given that he has offered no resistance to walking Nibelheim-ward off the mountain. The locals avoid it, and there might even be a Shinra terminal inside. Genesis could have been spying on their comms for weeks.