"If our positions were switched, would our fates be different? Would I have your life, and you mine?" 2,000 years ago, a demon called Sparda woke up to justice and rebelled against his own kind to protect the human race. With his power, he sealed off the demonic realm from the human world and faded to legend. To enact revenge, demons snuck through and attacked his human family, leaving only his two sons and setting them on their own separate and conflicting paths.