Once in an era, a Superstar comes along who defines an entire generation for fans and Superstars alike. Once in a lifetime, two of these Superstars collide in an epic confrontation that will forever define their legacies. The Rock and John Cena have both transcended sports entertainment with larger-than-life yet polar opposite personalities, and at WrestleMania XXVIII, their main event match made history. In this documentary, we trace their individual paths to fame and success in WWE and take an in-depth and revealing look at the day-to-day lives of these polarizing figures. With new interviews from friends, family, opponents and Superstars themselves, fans can experience the behind the scenes events leading to one of the biggest matches in WWE history. Plus, relive the highlights from the 14-month build-up to the match, including all the biting insults and one-upmanship from Monday Night Raw.