They say the human eye is most focused to catch movement and contrast. That's why there's more rods in the make-up, more spread rather than the focused central-nature of the cones -- to catch the periphery. To navigate a dangerous environment, to catch a potential threat.

Reno saw plenty of movement. So much of it that after awhile it just became a blur as he passed through the crowd. "Normal." Boring. It was natural for a club to be full of movement, loud noises, and smiling faces.

... It wasn't normal to see someone sitting off by themselves, near a stage of all places -- the scene for displaying oneself. Reno would consider it ironic if he ever stopped to think about anything on an intellectual level. As it was, he was already on his way over in classic flirt-first-think-later fashion.

He dropped to sit beside her as gracefully as a cat might and looked at her curiously. "Now what's a pretty thing like you doin' all by herself over here?"