The Seventh Angel. Crypt of the Seven Angels

While Blaise revenged for the death of a family, marble patrons of her clan slept in the family crypt. As soon as she revenged, they woke up and turned out to be enemies themselves. Against the alive angelic statues are powerless and weapons, and witchcraft. There is only a legend about the seventh and the strongest of the angels, which can cope with them. But where and how to find the seventh, if the statues in the crypt and so seven?