 Hundreds of years ago, in order to protect his mother and younger sister, he bound himself in a Geass contract with an unidentified individual and his Geass ability allowed him to ascend to power.However, during a war with a neighboring country, while he was only trying to raise the fighting spirit of his people in a speech, he lost control of his Geass and accidentally ordered the people to fight to the death against the enemy.This order caused not only his people, but his mother and sister who he had wished to protect, to charge to their deaths, leaving him with nothing.