Esmeraude attacks a local cram school, altering the behavior of the students there. When Ami investigates, she is subjected to a series of hallucinations by Esmeraude's Droid.
Chibi-Usa becomes ill suddenly, her mind invaded by the power of the Evil Black Crystal. Sailor Pluto, a Sailor Senshi from the future, appears to the Sailor Team to offer her help.
Koan makes a final bid to kill Chibi-Usa, convinced she can win Rubeus' heart. However, she faces unexpected opposition from Sailor Mars, and is shocked to be rejected by Rubeus.
Makoto and Minako get into a fight and refuse to speak to each other, while Calaveras and Petz take over a Crystal Point, a fortune-telling and jewelry store, to spread dark power.
Ami considers leaving Japan and her life as a Sailor Guardian behind to study medicine abroad in Germany. Meanwhile, Berthier takes over Bob-Floy, an ice cream store, to spread Dark Power.
Mamoru begins to experience bizarre visions, which prompt him to break up with Usagi. Meanwhile, Berthier begins to spread Dark Power via a cosmetics store.
When the Makai Tree seems it is close to dying, Ail and An begin to steal even more energy but are horrified when the tree does not respond to the energy. Usagi pays the siblings a visit and is attacked by the Makai Tree.
After Usagi is caught eating in class and An talks about to a teacher the two find themselves in detention and to survive An decides to steal her energy. Meanwhile, Ail faces off with the other Sailor Senshi using another Cardian.
Some of Mamoru's college friends put on a production of Snow White and Usagi and her friends are only ones left to be in it. An assures she will be Snow White since Mamoru will be the prince, Ail becomes jealous and sends in a Cardian to attack.
Ali and En are now targeting babies as a source of energy. When a baby's mother is attacked and in the hospital Mamoru and Usagi have to look after the child.
Makoto is forced to donate blood after her childhood friend is injured by a Cardian. Meanwhile, the mysterious Moonlight Knight appears in the midst of battle to help the Sailor Team.
Ali and En target a TV company who have invited Ami, Rei, Makoto, Minako and Naru for auditions. Luna and Artemis are forced to consider restoring the memories of the rest of the Sailor Team.