Most people don't. Deucalion has a habit of making unnecessarily startling entrances.

Though, that is certainly a new reaction. He lifts his gaze to the sky instinctively then examines his surroundings, looking for the source of the sound. Though, almost instantaneously, he realizes that it may have indeed been Sebastian who triggered it.

He's tempted to inquire, but instead settles for a more appropriate response.

"No, it is I who should apologize," he gently replies, contradicting his rather hulking appearance.