He leans up to press a quick, teasing kiss to Frank's lips. "Remember, stay where you are."

Or at least keep him covered. He might be willing to push it in public, but he likes the relative privacy of having Frank standing in front of him.

He sinks down to his knees and draws Frank out properly. His fingers stay wrapped around the base of his length before he leans in to graze his lips over the head, followed by a swift swipe of his tongue. Lips come properly around Frank soon after though to draw him shallowly into his mouth, no rush behind his movements even though they're surrounded by people and demons alike.