Carmen and Celeste Summers are fraternal twin sisters that have taken completely different career paths. While the pragmatic Carmen spends her days shuffling legal papers the slightly eccentric Celeste is reading tarot cards and celestial charts for a living. Carmen and Celeste are very aware of their many differences but the one thing they both enjoy is spending their weekends together searching for unusual antiques. When one of their trips unearths an Ancient Egyptian artifact on the same day there is a meteor shower they find themselves spiraling back in time. Soon afterwards their lives...