Isaac Angelus was never meant for the throne. He should have lived out his life in comfortable obscurity but, instead, found imperial power thrust upon him as Alexius I's brilliant dynasty came to a bloody and decadent conclusion. Unfortunately, he and his son were to prove completely unfit for the office, inviting one of the greatest calamities in history down upon their heads and fatally weakening the Empire. Join Lars Brownworth as he looks at the reign of Isaac Angelus as it inexorably descended into the tragedy of the Fourth Crusade.