What is it with you and guns. It's a crimescene! [And with that, he ducks down so he can look her eye in the eyes] There's no one alive here...
[And turning around now quickly, the Doctor looks around and observes everything, slightly awkwardly as he makes a face at the blood. This isn't where he wanted to end up, but now he was here, and had to deal with it.]
Well, I've found that... [He takes out his sonic for a second, scans the area infront of him before checking the readings and tucking it away quickly before turning back around to face her]
That I was right, and we're the only two living beings in this house right now.