"I'm sure there's a Hellsing memo on this." When he laughs, Sebastian looks a great deal younger than he usually comes across as and Velcro, who has been sleeping at his feet, wuffles and finally decides to join the conversation. He's not wearing his service vest today, but it's possible that Martha has seen the two of them about the guild hall and is aware that Velcro is a working dog as much as a companion.