The Death Busters have been defeated, but Hotaru is reduced to infancy and Sailor Pluto's whereabouts are still unknown. Meanwhile, Haruka and Michiru have one last mission before they leave Azabu-Juban.
Event Year: 1992
Darkness, My Old Friend
Mistress 9 steals the Holy Grail, allowing Pharaoh 90 to pass through the portal to Earth. The fate of the world rests in the hands of the Senshi of Ruin, Sailor Saturn.
Who's Really Who?
The Sailor Senshi approach Mugen Academy in order to save Chibiusa and defeat the Death Busters, while Mistress 9 plans to steal the Holy Grail from Sailor Moon.
Wake Up Call
Cyprine, the last of the Witches 5, summons Mugen Academy's students in order to remove their Pure Heart Crystal, while Kaolinite targets Chibiusa.