I don't care what your nose says! The last time you smelled half-blood, it turned out to be a meatloaf sandwich!" "Meatloaf sandwiches are good! But this is a half-blood scent, I swear. They are on board!" "Bah, your brain isn't on board!
It seems a universal rule in this world that people will always look for victims and scapegoats, does it not? Especially at times of difficulty and tension.