I have a few issues with the claim Sara Shirabuki made during the third arc of the manga. She accused Kaname of having deliberately freed Shizuka and set her on the Kiryuu family, in order to made Zero the weapon he needed. I'm not saying that Kaname wouldn't be willing to do this. Indeed, he's shown several times that there isn't ANYTHING he wouldn't do in order to protect Yuuki - be it killing the Vampire Council, manipulating and using others, یا letting an ex-human vampire like Zero drink his blood.

The first issue is one of timing. From the flashbacks, we can see that Shizuka and the ex-human...