Lelouch is shocked that Sayoko has made him into a playboy. As he tries to work out a way to undo the damage, Milly declares Cupid Day, where any girl can become a boy's girlfriend by stealing his hat. Rolo and Sayoko help Lelouch avoid the female students trying to catch him. Alone, Lelouch and Shirley discuss recent events and trade hats. Elsewhere, Knight of One Bismark Waldstein informs the Emperor of a meeting between the princes and princesses about waging war against the Chinese Federation, where Schneizel decides threats and negotiation will work better than open war. Cornelia, determined to reveal the existence of Geass in order to clear Euphemia's name, confronts General Bartley, who begs her to help them, saying the Emperor's recent actions may destroy the world. While Suzaku and Lloyd discuss on the Guren, Nunnally visits Kallen in prison. Jeremiah arrives in Area 11 and uses his newly-acquired Geass Canceller on Shirley, restoring her memories of Zero's identity.

The episode was rated 7.78 from 114 votes.

Cornelia sets a trap for Zero at the Saitama Ghetto as she begins to clear another resistance cell. Despite C.C. trying to stop him, Lelouch takes the bait and goes to the aid of the Saitama resistance. His plan falls apart from a combination of Cornelia's superior tactics and the resistance cell's dissimilar motivations. Lelouch is cornered and nearly discovered, but C.C. dons his Zero costume and distracts the Britannian Army, allowing Lelouch to escape. Lelouch blames his defeat on the undisciplined rebels and resolves to build something better than a mere resistance unit.

The episode was rated 7.77 from 190 votes.

Zero and the core members of the Black Knights meet with Taizō Kirihara, one of the most powerful people in the Japanese underground and an acquaintance of Lelouch from his younger days at the Kururugi Shrine. Lelouch deftly displays his tactical prowess and wit before Taizō and reveals his true identity to the man to gain his trust and support. When Lelouch returns to Tokyo, Shirley informs him of her father's death, indirectly caused by Zero during the Battle of Narita.

The episode was rated 7.77 from 159 votes.

The Purist faction within the Britannian Army scapegoats Suzaku for Clovis' death, planning to use him as an excuse to rid the army of Honorary Britannians. Lelouch concocts a plan to save his childhood friend, with some help from Kallen and Kaname Ohgi, leader of Kallen's resistance group. Announcing himself publicly as Zero, Lelouch declares it was he who killed Clovis, and uses his power on Jeremiah Gottwald to force him to assist in Suzaku's rescue. In private, Lelouch offers Suzaku the opportunity to turn against Britannia for falsely accusing him, but Suzaku refuses, wishing to change the Empire from within.

The episode was rated 7.75 from 205 votes.

Using his newfound power, Lelouch hijacks an enemy Sutherland and leads the rebels in a counterattack against the Britannian army, forcing Viceroy Clovis la Britannia to call for the release of an experimental Knightmare Frame, the Lancelot, piloted by Suzaku Kururugi. The Lancelot proves to be far superior to the previous Knightmare Frame models and Lelouch is forced to change his plans. Just as the Britannian Army corners the terrorists, Prince Clovis orders an immediate cease-fire, as he is being held at gunpoint by Lelouch.

The episode was rated 7.60 from 242 votes.

To Lelouch's surprise, C.C., the girl who gave him his power, is alive and now living in his residence. Suzaku, having been acquitted of all charges, accidentally meets Third Princess Euphemia li Britannia and ends up intervening in an internal Purist faction struggle. Meanwhile, Second Princess Cornelia li Britannia endeavors to take charge of Area 11 as Viceroy and bring Zero, now the Empire's number one enemy and most wanted man, to justice.

The episode was rated 7.58 from 204 votes.

Lelouch confronts Clovis about the murder of his mother, Marianne vi Britannia, before killing him. When he returns to Ashford Academy, he discovers that Kallen Kōzuki, one of the terrorists he helped in Shinjuku, attends the same school. The limitations to his newfound power are also revealed to him when he attempts to question her then erase her memory, so he creates a cunning deception to ease her suspicions of his identity. When the death of Prince Clovis is announced in the media, it is Suzaku Kururugi who is accused of the murder.

The episode was rated 7.57 from 219 votes.

Told mostly from Kallen's perspective, her rocky relationship with her biological mother is revealed. The Black Knights are sent on a mission to take out the drug "Refrain", and find themselves to be popular among the Elevens. Kallen's mother is found among the Refrain users, and is arrested following the Black Knights' destruction of the drug stockpiles. Kallen promises to have changed the world by the time she is released.

The episode was rated 7.57 from 173 votes.

On August 10, 2010, a.t.b., Japan was conquered by the Holy Empire of Britannia. Seven years later, teenage student Lelouch Lamperouge finds himself pulled into a battle between anti-government terrorists and the Britannian Army in the Shinjuku Ghetto. In the midst of the conflict, a mysterious, green-haired girl saves him from death by granting him "the power of the king", which allows him to compel others to do his bidding.

The episode was rated 7.54 from 280 votes.

Suzaku transfers into Ashford Academy and faces the scorn of the Britannian students. Cornelia continues her hunt for Zero, destroying several rebel strongholds but finding no clues to his whereabouts. A stray cat slips into the Lamperouge residence on campus and takes off with Lelouch's Zero mask and a massive, comedic chase involving the entire student body follow. The Emperor of Britannia makes a speech during Prince Clovis' funeral on the virtues of inequality and the social battle for evolution and betterment.

The episode was rated 7.19 from 201 votes.