Code Geass, but... what if? A four-film re-adaptation of the anime series Code Geass: Lelouch of the Rebellion. Each film has several plot changes, as stated by Taniguchi, to give you more "what if" scenarios leading up to the new film.
A recap of Code Geass: Lelouch of the Rebellion episodes 1–17, with new footage. Lelouch, a prince of Britannia, is sent to Japan as a hostage. When he is accidentally caught up in a fight, he acquires the power to control anyone and uses it to become a masked rebel named Zero.
A recap of Code Geass: Lelouch of the Rebellion episodes 18–41, with new footage. Now the masked rebel Zero, Lelouch strives to strengthen the Black Knights' resistance movement. but third princess Euphemia is also forming a Specially Administrated Zone of Japan.
A recap of Code Geass: Lelouch of the Rebellion episodes 42–50, with new footage. The Black Knights and the Holy Empire of Britannia finally meet head-on. Meanwhile, Lelouch is confronted with an issue least anticipated: his kid sister Nunnally.
The story takes place several years after Lelouch's "Zero Requiem" plan. He gave up his life to save the world and protect the ones he loved. The day Lelouch vi Brittannia fell was the day this war-torn world found peace. Now, as his friends work to keep the peace, a terrorist attack could risk everything. Can the brilliant tactician outwit death and save them all? Or will Lelouch’s legacy fall here?
