—Since Ville is trying to ignore the guilt, you can use the word instead here because he is trying to do something else rather than entertain the guilt, also just say anger.
—You heard us from the room, didn't you?
—You could combine and expound these sentences and show his annoyance when he heard the sound of the little put-pat-pit / footfalls.
—The dialogue doesn't have to be three sentences, you could combine them.