In this emotional continuation of the Code Geass: Time Travel saga, Lelouch vi Britannia comes face-to-face with the sister he once lost—Princess Euphemia. Overcome with grief, relief, and guilt, Lelouch embraces her, while Suzaku rushes in, fearing the worst. But instead of tragedy, this reunion marks a pivotal turning point as A.A., the mysterious daughter of Lelouch and Kallen, steps forward to reveal the forbidden secret of Geass to her unsuspecting aunt.

As A.A. explains the Power of Kings—its origins, the immortality of Code Bearers, and its ability to shape destiny—Euphemia struggles to comprehend the truth about her brother’s hidden power. The atmosphere grows tense when Lelouch confirms his own Geass, and A.A. discloses that Kallen bears two. Euphemia’s world unravels, forcing her to confront the blurred line between free will and control.

In a heartbreaking yet hopeful moment, Lelouch geasses Euphemia once more—but this time, his command is one of protection, not destruction. Bound by a vow to defend the Special Administrative Zone, Euphemia joins forces with Zero and the Black Knights, turning former tragedy into redemption. As the Japanese people cheer their new alliance, shadows of future conflict linger, and A.A. senses that the peace they’ve created may be short-lived.

A chapter filled with emotional reunions, revelations, and the fragile hope of a rewritten destiny, A.A. Meets Euphemia and Euphemia Knows Geass deepens the moral complexity of Lelouch’s journey and the bond of a family caught between power and forgiveness.