The story follows a boy named Quon and others who suddenly wake up with supernatural powers.

Sporting designer clothes, make-up, and nails, Ran Kotobuki is the very picture of a trendy, young Shibuya girl, but don't let that fool you. This girl comes from a family of cops, and she’s ready to lay you out flat if you even think about causing trouble in her town! At least, she will... when she’s not distracted with karaoke, shopping, and dodging her homework. Join Ran and her friends as they defend the streets of Shibuya and attempt to shop their way into the history books as the most famous Gals ever! (Source: RightStuf)

After discovering the face of their true enemy—someone who is related to Akito and responsible for the Geass placed upon him—W-0 attempts to return to their base at Castle Weisswolf. However, stranded in Warsaw due to a complication involving their military identification, they are forced to accept the help of local gypsies, allowing the squad to take some time to deepen their bonds.

Meanwhile, Britannian advisor Julius Kingsley and his guard Suzaku Kururugi begin working together with the Knights of St. Michael in order to crush the European resistance once and for all, armed with the destructive power of a giant weapon known as the Ark Fleet.

Adaptation of the short story written by Manta Aisora for the first issue of GA Bunko magazine.