Narrow, pinched nostrils opened wide as the young man sorted through the countless scents in the station. He identified and dismissed the mixed stink of too many humans, the myriad perfumes and deodorants, the gels and pastes, the greasy odor of fried food from the station's restaurants, the richer aroma of coffee and the metallic oily tang of the train engines and carriages. He closed his eyes and tilted his head back.