The stairs it was. Pierce preferred the stairs as well - he had to keep in shape and not turn into an old codger. There was plenty of time for that but he planned to stay as active as possible, and probably would still be active even after he was dead. He'd be the busiest and most irritating ghost ever, most likely.
"Don't stab yourself in the eye, love," he chuckled as they entered the lobby. "If you promise that, then I promise I won't work myself to death. Sometimes I need a little reminder though. And I'd say you're destined for more than diner work, yes. You are a woman of many talents." Like a chivalrous knight in shining armor - or in this case, a suit and tie - he held the front door open for Naea. "The restaurant's just a few blocks up the street, do you mind walking? It's a nice day out."