Inspired by A Question for a Traitor by Anonymous Author in AO3. He had lost her, and with her the answer he sought. To keep a promise, he took over the viceroyalty of Area 11. An invitation from one of the Area's lords he had half a mind to reject. What was there to gain? What was there to lose?

Memory leak changes the course of Lelouch

Lelouch lost the Battle of the Tokyo Settlement. Suzaku has captured him and brought him before the emperor. But unlike in canon, Charles admires his son's tenacity and grants him a new role as viceroy of the Elevens. And there are so many privileges to be had. WARNING! ADULT CONTENT! ADULT READERS ONLY!

His boring life change when a certain mafia group reminds him of his past, caught his attention to a certain red beauty. Mr. Goody two shoes disguised himself as her bodyguard to get answers. Will her secret be found out ?Chaos Crime and romance? Rated M content in future chapters.

Lelouch and Nunnally are separated from Suzaku during the chaos of the invasion and have to trek to Tokyo on foot. Half-dead and desperate, he stumbles upon a brother-sister duo that reminds him of his principles, and his altruism forces him to intervene.

Lelouch's Geass does not go haywire on Euphemia, but the Special Administrative Zone still turns into a bloodbath, and far, far worse than in the canon timeline...as invaders from the stars make their move to conquer Earth. It is up to our heroes to survive and fight for the sake of their planet, and the world powers will be forced to make previously unthinkable decisions...

Lelouch era un niño cuando su familia fue devastada por orden del presidente de Britannia Corps. Años después, regresará como un abogado exitoso para revelar la verdad y hacer justicia con crueldad, pues el mal solo puede ser castigado con el mal. ¿Lo logrará? ¿Te atreverás a revivir la rebelión de Lelouch contra Britannia como jamás pensaste que la verías? (Retelling)

A Fateful Meeting with the mysterious C.C. has Lelouch's entire existence change, in more ways than one. AU with Geass replaced by vampires. Lelouch x Harem. Inspired and Based on the excellent fanfiction 'More than Just a Man' by Thanathos with permission. Now crossposted to Archive of Our Own.

Prince. Student. Terrorist. The arrival of the Knight of One in Area Eleven, shortly after Narita, strips Lelouch bare of his masks and forces on him a new one, with all the consequences that result.

After Lelouch trounces the Black King at a game of chess, he has his eyes set on a different prize. And the game this time is way more lewd and horny. WARNING! ADULT CONTENT! ADULT READERS ONLY!

The rebels in the Shinjuku Ghetto are fighting for their survival and freedom when Lelouch Lamprouge gets caught in the crossfire. Just when everything seems lost, the Guardian of Ice appears to aid him.

A particular and possibly unique reimagining of events in the world of Code Geass. One with potential for events and scenarios taking place in such a world. Especially in terms of mecha action with Knightmares and the appearance of variants originally seen only in the DS game. An overall Code Geass AU.

As the balance of power between nations collapse into a scramble for survival, Prince Lelouch finally has the power to push for the abolition of the Number system, but the price of power is paid in lives. His allies must ask how far they will go. Book 3 of Excalibur

Lelouch promised Suzaku to keep the lies going to the very end, and now that Ragnarok was stopped and he was emperor, he would make good on that promise, even under the lengthening shadow of Damocles. (R2 Final Arc Rework)

CC notices that Lelouch is stressed lately when making battle plans. She has some naughty ideas to relieve all his tensions and help him focus better. WARNING! ADULT CONTENT! ADULT READERS ONLY!

Follows an alternative ending to R2 ("good ending") but just because the war is over and the world is at peace doesn't mean the story of Lelouch and his family has come to a close. Something is coming, nobody knows what it is; not even me! But you know how the old saying goes- when the water starts to settle, god throws a stone, and right now they're winding up...

After that ill fated encounter in the subway, Lelouch is eager to further test the limits of his Geass power. When he runs into Kallen and tests it on her, he is delighted by how submissive she is. WARNING! ADULT CONTENT! ADULT READERS ONLY!

"I made a promise."

One event has changed this world, now Nunnally vi Britannia must wage war to avenge her brother and mother!

Leila should have known to keep her mouth shut; now, she and her unit have ended up being sent on a near-suicidal mission to aid Zero in his rebellion.

The world has come to an End. Schneizel broke Lelouch's Geass and the apocalypse ensued. With humanity on the brink of extinction God sees fit to turn back the clock. Armed with knowledge of a future past, those who love Lelouch are given the chance to help the royal on their quest for peace on earth. Only one question remained, who would confess their love for her first?

Lelouch did it. He destroyed the world, only to create it anew. But did he really? He destroyed the world; that much is certain. But he never rebuilt it. As he lies bleeding out from Suzaku's sword, he is given one more chance to change the world. Only this time, it will be for the better. Lelouch x C.C., Lelouch x Kallen, Lelouch x more

When the Zero Requiem is destroyed and the world burns, C's world selects a guardian to change the past so as to protect the future- but the soul he choses is not that of Lelouch Vi Britannia, or Suzaku Kururugi, no, this requires a gentler heart and kinder soul, the cycle of hatred cant be broken unless something is ready to take it's place, lest the vacuum consume them all.

As Britannia continues to oppress the people of the world, two exiled members of the Imperial Family will take up arms against them. One, to take revenge, and learn the answers to long sought questions. The other, to keep a promise. This is their rebellion. (REMAKE IN THE WORKS)

A physically different Lelouch acquires a different Geass and that leads to adult situations. And by adult situations, I don't mean tax returns.