Dos extraterrestres, llamados Alan y Ann han llegado a la Tierra en busca de energía para alimentar un misterioso árbol, a la vez que se hacen pasar por dos estudiantes de secundaria: Steven y Melisa. Cuando liberan a su primer monstruo en búsqueda de energía, Luna no tiene otra opción que hacer que Serena regrese a ser Sailor Moon.

Una productora realiza un casting de jovencitas para elegir a su próxima estrella cinematográfica. Entre las elegidas para presentarse al casting están Amy, Rei, Lita y Mina; además de Molly.

Un nuevo monstruo anda suelto y ataca a Lita, pero su mejor amigo, Kenji, la protege, accidentándose en el acto.

Un nuevo centro de videojuegos de realidad virtual ha llegado a la ciudad y Serena se muere por ir a jugar.

Las 5 chicas van de día de campo junto a la profesora de Serena, Melisa, Molly y Kelvin, pero monstruo enviado por Alan y Ann aparece atacando a todos.

Mina se hace amiga de una pequeña niña fanática de Sailor Moon, quien tiene problemas porque los demás niños de su edad no creen que exista.

Un monstruo ataca una guardería para obtener energía de los bebes. Serena, Amy y Darien que pasaban por el lugar llevan al hospital a la madre de uno de ellos.

Rei es la encargada de organizar un festival en su escuela, en el cual además hará su debut como cantante.

Lita conversa con Amy sobre el Caballero de la Luna, pues cree que puede tratarse de Steven, debido a que este llegó a la escuela justo cuando aparació el Caballero.

Las chicas se enteran de que Darien está ayudando a un amigo a montar la obra de teatro "Blancanieves", pero debido a discusiones entre los actores, necesitan nuevas personas para la obra.

Debido a los constantes fracasos de Alan y Ann para obtener energía, el árbol de la vida está muy débil.

Debido a que Serena no hizo su tarea y que Melisa (Ann) está muy débil para hacer sus deberes, la maestra las castiga a ambas después de clase dejándoles más tarea.

El árbol tiende una trampa a las Sailor Scouts y quedan encerradas.

Serena y Darien se encuentran en un cita cuando del cielo cae una pequeña niña sobre ellos que amenaza a Serena para que le entregue el Cristal de Plata.

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.

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.

Rei's grandfather tries to get more girls into the shrine, but Koan targets it in its role as a Star Point.

In an attempt to 'smoke' Chibi-Usa out, Petz's droid creates a thunderstorm in hopes it will cause her strong magical energy to the peak.

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.

Usagi and Chibi-Usa decide to make curry together for a party at her school, but the Juban Supermarket becomes targeted by Calaveras and Petz.

The Senshi go on vacation to a remote island, where Chibi-Usa makes a new friend.

Wiseman predicts that Chibi-Usa will appear, so Rubeus sends the Spectre Sisters to capture her, leading to a battle with the Sailor Team.

Sailor Moon is attacked by a Droid who locks her in a nightmare, and the only one who can wake her is Tuxedo Mask.

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.

Ami enters an international chess tournament at the Chess Tower, and discovers that Berthier has targeted the building.

After discovering that he is to be withdrawn, Rubeus resorts to desperate measures to kill Chibi-Usa, and succeeds in abducting the Sailor Team.

With the rest of the Sailor Team captured by Rubeus, Sailor Moon plans a rescue, and is taken aboard the UFO for a final showdown.

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.

Esmeraude begins her attack on twentieth century Tokyo, attempting to nurture a Dark Henge on a Negative Point inside a cake shop.

While Esmeraude targets the latest craze, promise rings, Usagi has a dream that may explain why Mamoru has been acting coldly towards her.

Esmeraude releases a virulent strain of influenza into Tokyo, and only Minako and Chibi-Usa seem unaffected.

After Luna wounds his pride one too many times, Artemis sets out on a mission to prove his worth, and stumbles upon Esmeraude's latest plot.

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.

Esmeraude attacks two targets simultaneously, creating chaos in Chibi-Usa's school, and the Sailor Team face off against her two Droids.

The Sailor Team accompany Chibi-Usa into the Space-Time Corridor, where they are attacked by Esmeraude and her Droid.

The Sailor Team arrive in the thirtieth century with Chibi-Usa, where they are met by King Endymion, Mamoru's future self.

Chibi-Usa falls under the control of Wiseman, while Esmeraude resolves to kill Sailor Moon and win Prince Dimande's heart by any means necessary.

Chibi-Usa is kidnapped by Wiseman. Who brainwashes her into thinking her parents don't love her and transforms her into a villain called Black Lady.

Saphir discovers that Wiseman has been plotting against the Black Moon Clan, and races to warn his brother of the betrayal.

The Sailor Senshi go inside the growing Evil Black Crystal fragment, where Sailor Moon finally confronts Prince Dimande.

Sailor Moon faces Black Lady, as Wiseman prepares to fire the power of the Evil Black Crystal through the Dark Gate and destroy the Earth.

The Sailor Team present a preview of the forthcoming season, and debate the prospect of selecting a new leader.