The story takes place on a world 100 years in the future, a few years before Lisa and Lorna joined eX-D organization. The world where people drives computer-controlled electrically powered "AI cars" which automatically take you where you want to go. However, one AI car mysteriously start to run amok. Now Nina and Rei, as the main driver for ex-D organization have to solve the mystery behind the AI car with evil plot and trap awaiting for them...

Anju and Zushioumaru live a peaceful life in rural Japan with their kind and gentle father—the steward of the emperor's hunting grounds who teaches his children to respect nature and protect animals. The local lord frames him for burning the hunting grounds; Anju and Zushioumaru, along with their mother and a few animals, escape to Kyoto to ask the emperor to pardon their father. However, Anju and Zushioumaru are separated from their mother and sold into slavery after being tricked into boarding the wrong boat. Their cruel master forces them to perform extreme acts of hard labor under the threat of torture. Fortunately, Saburou—their master's son—is sympathetic to their plight. The siblings wield no weapons and constantly fear the punishment for unobedient slaves. Under these unfortunate circumstances, they must desperately work to regain the happiness they once had.

While the funeral of the assassinated Prince Edward, who was the first in line to succeed the throne, is being held, the nobles of the Kingdom of Albion discuss topics such as whether the second-in-line Princess Mary or the third-in-line Duke of Arkham, Prince Richard, will succeed the throne, and how the Duke of Normandy will act. The Duke of Arkham asks Princess if she will side with him or the Duke of Normandy. While wishing to change the world so that all people are equal, Princess is shaken by the Duke of Arkham, who is the mastermind behind Edward's assassination. Meanwhile, Ange and Dorothy are given a mission to infiltrate as Mary's maids and investigate the state of the royal family by the Commonwealth's control. Mary is crushed and exhausted due to the pressure of becoming first in line to the throne. As chaos surrounds the succession to the throne, the Duke of Arkham's plot finally begins to unfold. The darkness writhing in the Kingdom of Albion begins to swallow up Team White Pigeon.

Unaired episode bundled with the limited edition version of the Yahari Game demo Ore no Seishun Love Come wa Machigatteiru. Kan Nintendo Switch/PS4 game from MAGES.