This season the ladies of Beverly Hills jet set across the globe, from the surf lodges of the Hamptons to the rocks of Sedona, and the sun-drenched villas of Florence. They strengthen their bonds and indulge along the way, but the highs prove temporary. Beneath the gloss and glamour, old wounds reopen as shifting alliances take shape and the women find that loyalty is never guaranteed in the picturesque 90210.