"Our promises to one another," said Harry. "Once you become an Acolyte of St David, you can be formally nominated as my future consort ... essentially entering us into an exclusive betrothal period. It's niggling bits of old protocol of that sort that the Knights demand, but we have to do that before we can ritually seal our marriage. If we don't, they can Object, the Bond of Matrimony wont settle on us properly and the rite will fail. I don't want that to happen.