43 Episodes · Premiered March 6, 1993 · Ended March 12, 1994
After their epic battle, The Sailor Guardians are called back to action when some new and powerful enemies appear! Ail and An are alien siblings bound to the mysterious energy-devouring Makai Tree. And the Black Moon Clan, led by Prince Demande, has the power to destroy all of future Crystal Tokyo! Things get complicated when a mysterious pink-haired girl falls from the sky, demands the Legendary Silver Crystal, and claims Mamoru for her own! Could there also be a new Sailor Guardian?
Two months have passed since the Sailor Guardians defeated the Dark Kingdom. Having lost all memory of being Sailor Moon, Usagi now lives her life as an ordinary girl.
Sailor Moon finds herself facing new enemies from outer space, who call themselves Ail and An. The two aliens disguise themselves as humans to go after other human energy.
Usagi, Mako, and Ami see a boy being attacked by one of Ail and An's Cardian monsters. To Mako's surprise, the boy turns out to be her childhood friend Shinozaki.
Usagi goes to a virtual reality arcade that has just opened up in the Juban District, where she unexpectedly runs into Mamoru, as well as Seijuro and Natsumi.
Usagi and her friends are enjoying the cherry blossoms, which are in full bloom, when the Cardian Leshy attacks them. During the fight, the Sailor Guardians are caught, and Sailor Moon loses her power to transform.
Minako befriends a little girl named Mie who is a huge fan of Sailor Moon. Meanwhile, Ail and An send a Cardian to steal energy from young children.
Usagi and Mamoru find themselves looking after a baby boy while his mother is recovering from having her energy stolen by a Cardian.
A school festival is going to be held at T.A. Girls' Academy, which Rei attends. When Usagi and Ami go to check up on her, they find Rei busy overseeing the setup and events.
Ami and Makoto are trying to figure out who exactly the Moonlight Knight is. Suspecting that Seijuro and the Moonlight Knight may be the same person, Makoto volunteers to investigate by getting closer to Seijuro.
Usagi and the girls get into an argument over who gets to play Snow White in the upcoming play with Mamoru. After drawing straws, Natsumi gets the part, much to Usagi's frustration.
Usagi and Natsumi both get detention after angering Ms. Haruna during class. The two start working on their assignment when a Cardian suddenly shows up.
Ail and An learn that the Makai Tree is beginning to die from lack of energy. Meanwhile, Usagi and her friends visit Seijuro and Natsumi's apartment after hearing that Natsumi is not feeling well.
While visiting Seijuro and Natsumi's apartment, Usagi and Mamoru come under attack by the Makai Tree.
A mysterious girl suddenly falls down from the sky, much to Usagi and Mamoru's surprise. Calling herself "Usagi," the girl demands Usagi to tell her where the Silver Crystal is.
Usagi wakes up one morning to find that Chibi-Usa has gone missing. Meeting up with Mamoru, the two search the neighborhood for Chibi-Usa, eventually finding her sitting alone at the park.
Ami is offered a chance to study abroad in Germany, which would bring her one step closer to her dream of becoming a doctor. Knowing how important this is to her, Usagi and the others urge Ami to accept the offer.
Rei's grandfather is upset over the fact that Hikawa Shrine has had fewer female visitors lately. He then decides to retire as head priest to start a new business, which would allow him to be around young women, much to Rei's annoyance.
Rubeus sends down Petz and her Droid to search and capture Chibi-Usa. Meanwhile, Chibi-Usa is calling someone on her Luna P ball telling her she wants to go home.
Minako and Makoto clash over their opposing views on love. Wanting to break the tension, Usagi takes the girls to check out a new accessory shop, unaware that Petz and Calaveras run the place.
Chibi-Usa's class is having a parent-child curry party this weekend. After hearing that neither Kenji nor Ikuko can attend due to prior commitments, Usagi decides to go in their place.
The girls enjoy some vacation time on an island. But during lunch Chibi-Usa and Rei get into a small fight, causing an angry Chibi-Usa to go out to the sea alone.
Chibi-Usa leaves the house after being scolded by Usagi. Roaming the streets alone, Chibi-Usa is overcome with sadness and begins to cry, which draws the attention of Rubeus and the Four Spectre Sisters.
Mamoru has a dream in which a mysterious voice warns him that being with Usagi will bring her great misfortune. Meanwhile, Sailor Moon is put into a deep coma after being attacked by a Droid.
Wiseman predicts that Chibi-Usa will appear at Hikawa Shrine. Learning of this, Rubeus orders Koan to go down there and eliminate their target.
Ami enters the World Chess Tournament, which is being held at the newly constructed Chess Tower. But Bertheir is also there, forcing Ami to transform and reveal her identity as a Sailor Guardian to the enemy.
Having run out of patience over the Spectre Sisters' continual failures, Rubeus gives Petz and Calaveras one last chance to eliminate Rabbit and the Sailor Guardians once and for all.
Chibi-Usa finally learns that Usagi is Sailor Moon. Eager to return to the future, she steals Usagi's Silver Crystal and flees, only to be ambushed by Rubeus.
Rubeus succeeds in taking four of the five Sailor Guardians prisoner. He then demands that Sailor Moon bring Chibi-Usa and the Silver Crystal to him in exchange for the girls' lives.
Chibi-Usa falls into a coma after coming down with a mysterious fever. Usagi and the others are at a loss for what to do, when a Sailor Guardian calling herself Sailor Pluto suddenly appears before them.
The Black Moon clan sends down its next operative, Esmeraude, to open the Dark Gate in 20th century Tokyo.
Usagi is still depressed over Mamoru calling off their relationship. Ami and Mako try to cheer her up by taking Usagi to a promise ring workshop.
A strange new flu is causing everyone in town to get sick, including the Sailor Guardians. Minako is the only one still healthy and takes it upon herself to look after her sick friends.
Artemis is out to prove he is capable after being teased by Luna. While on patrol, he encounters a suspicious-looking man who is gathering stray animals.
The school test results are posted, and Ami is once again at the top of her class. But she soon finds herself becoming isolated after some of her schoolmates spread false rumors that she cheated on the test.
After being out sick a couple of days, Chibi-Usa returns to school eager to see her friends. But to her surprise, her friends and teachers begin attacking her.
Chibi-Usa finally decides to return to the future to save her mother. With support from the Sailor Guardians and Tuxedo Mask, she overcomes her fears and opens the Door of Space and Time.
Arriving in the future, the Sailor Guardians stand in shock as they see the ruins of what used to be Crystal Tokyo. Chibi-Usa goes missing afterwards, and as they search for her, the group encounters a man who looks exactly like Tuxedo Mask.
Tuxedo Mask rescues Sailor Moon from Black Moon's castle. But before they can all celebrate, a giant dragon suddenly appears to destroy the Crystal Palace.
Wiseman brainwashes Chibi-Usa and turns her into the Dark Queen known as Black Lady. Realizing that something has happened to Chibi-Usa, the Sailor Guardians return to present-day Earth to find her.
Saphir learns of Wiseman's true intentions and tries to warn his brother, only to be attacked by Wiseman himself. Barely managing to escape, Saphir is surprised when he is saved by Petz and her sisters.
The sudden appearance of the giant Malefic Black Crystal Tower is wreaking havoc across the world. Sailor Moon and the Guardians decide to enter the tower to put an end to this once and for all.
The Dark Gate opens, and Dark Energy spreads everywhere. To stop this, the Sailor Guardians must defeat Black Lady.
Peace has returned, and the Sailor Guardians take a moment to look back at their past battles as they prepare for their next challenge.
