"I could make it myself," Lulu started to say, but the roadie sushed her and she shrugged and asked for whatever was standard breakfast fare here. She wasn't truly sure yet, and figured she'd see what there was.
Until they returned with food, she continued her story, explaining the life and death cycle of Sin. She also explained the pilgrimage process, and how summoners strove to stop Sin by sacrificing themselves to bring the Calm. Of course, that's where she started to interweave her own story, by telling him the purpose of Guardians, and how she'd been one since she'd been fifteen.