Six-foot-six Ukrainian brothers Vitali and Wladimir Klitschko moved to Germany to begin careers in heavyweight boxing in 1996, and the sport was never the same. After a 15-year reign over the ring, they made history in 2008, becoming the first brothers in the sport to hold world titles at the same time. Through an engaging mix of candid interviews and absorbing fight footage, Klitschko offers a captivating glimpse into the makings of these champion boxing brothers. But who are these smart gentlemen of boxing, each with a PhD and fluent in four languages? Will Wladimir dominate Heavy Weight Boxing for another five years; and will Vitali, the politician, someday become the President of Ukraine? Will they really stick with the promise they made to their mother, never to fight against each other?