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.

Following the attempted assassination of the Queen, manhunts for spies become a frequent occurrence within the Kingdom. In response, Control — the Commonwealth's covert operations group — begins to suspect the presence of a double agent within the Kingdom's royal family. In order to reveal the truth, Control dispatches spy ring “Team White Pigeon.” But danger lurks around every corner, and when you don't know who you can trust, being a spy has never been more perilous for Ange and the rest of Team White Pigeon.

Hatching an original idea is not always easy for the Heaven's Design Team. With a meticulous client such as God, even the most confident of its members may doubt their ability to create a perfect creature that satisfies his demands. The whole team is then put to the test when God requests a single animal possessing five particular qualities. This strange animal may be one of the design team's biggest jobs yet!

The movies will cover the Shadow Galactica arc. The Sailor Senshi team up with the Sailor Starlights to stop Sailor Galaxia from conquering the galaxy.