1. Bree has inherited the throne and title of Queen or Grand Dame (or something else) of the Order of Denderah
2. Bree is a special being created by the Order to either save the Order from extinction or create a master race on Earth
3. Bree is a test subject for an experiment that will offer a cure for some disease plaguing the members of the Order, or a cure for a disease that plagues mankind (such as AIDS, anemia, etc)
That's three to start out with
