Four famous siblings throw an epic party to celebrate the end of the summer. But over the course of twenty-four hours, the family drama that ensues will change their lives will change forever. Malibu: August 1983. It's the day of Nina Riva's annual end-of-summer party, and anticipation is at a fever pitch. Everyone wants to be around the famous Rivas: Nina, the talented surfer and supermodel; brothers Jay and Hud, one a championship surfer, the other a renowned photographer; and their adored baby sister, Kit. Together the siblings are a source of fascination in Malibu and the world over--especially as the offspring of the legendary singer Mick Riva.