"Oh?" Sato didn't see it at first, scanning the other side of the road. But he follows where Rey's looking, and brings the crossbow to bear, sighting down the bolt, clearly with every intention of just shooting it through the window.

But that moment is enough for the shape to vanish out of sight.

With the first target in sight, he turns, assuming that Rey will follow, and heads for the door.

As if there's nothing wrong with being watched by shadowy figures, he mentions as he lays one hand on the doorknob, pausing to glance back at his companion, "I'm sorry, I didn't quite catch that. Everyone's...?"