She's not terribly surprised. People are still cynical about her even now that she's leveled up in the world. Kamala isn't going to let that stop her for a second. At least he isn't doubting her out loud. Actually that is super sweet and totally melts her heart if the smile on her face is any indication. "Are you kidding? I'm an amazing one! I'm still fun to be around even during a kidnapping." The power of positive thinking or something. It definitely helps she thinks he won't let her starve to death.