Had she not shown up by her own choice, or by other circumstances? If it was the latter, then she was unlikely to share while they had company. She'd been reluctant to share more already in front of her own moogle companion, so Vincent filed the question away, to wait until they're alone.

"We'll see." Gil would indeed be necessary. It would depend upon what was around, and what suited him. If nothing else, he supposed he could do what he'd done when traveling with Avalanche. Fight monsters.