Code Geass: Hangyaku no Lelouch R2

A year after the Black Rebellion, the Black Knights have faded into the shadows following the execution of their leader, Zero. Area 11 remains under the control of the Britannian Empire, while the European front sees increased military activity. Life for Britannians in the region appears to have returned to normal. A Britannian student at Ashford Academy skips class to play chess for money, unaware that multiple groups are watching him. Unbeknownst to him, events are set to unfold that will reveal aspects of his hidden past and lead to the return of Zero.