In order to capture Pegasus as their first step in world conquest, the new enemy Zirconia orders her subordinates to seek out people with beautiful dreams.
The Door of Space and Time is opened, allowing Chibi-Usa to return to the future.
Following the fight with Pharaoh 90, Usagi and her friends search for Hotaru in the ruins of Mugen Academy.
Hotaru's and Mistress 9's consciousnesses engage in a fierce battle. Sailor Moon gives up the Holy Grail to Souichi Tomoe in order to save Hotaru's heart, only for it to fall into the hands of Mistress 9!
The last member of the Witches 5, Cyprine, manages to steal a large number of pure hearts from the students of Mugen Academy. Meanwhile, Kaolinite takes notice of Chibi-Usa's power and kidnaps her!
A new variety of flower called Tellun is being sold at a flower shop in the Juban District.
Usagi and her friends sneak into Mugen Academy in search of Hotaru, who has gone missing.
Usagi and her friends visit a new planetarium, which has opened in the Juban District. Mimete, who has her eyes on the guest DJ Thomas Harris, attacks with Daimon u Choten.
A freak accident caused by Mimete results in Hotaru's house getting pulled into a dimensional rift, with Hotaru and Chibi-Usa trapped inside.
Shun Hayase is a high school athlete who sets a new national record in the men's high jump after overcoming health issues as a child.
The Three Guardians of the Outer Solar System sense something dangerous lurking inside Hotaru Tomoe's personality.
Usagi is very intrigued when she hears Chibi-Usa is going to a “friend's” house to play.
Motoki's little sister Unazuki is a pure-hearted girl who dreams of sharing her first kiss with the person she truly loves.
Usagi asks her friends to help her become a better person worthy of being Mamoru's bride.
Usagi and Minako sneak off to the arcade to take a break from their life of studying. While enjoying the latest racing game, the girls are approached by a handsome student named Haruka Tenoh, who wishes to join them for a friendly match.
The Dark Gate opens, and Dark Energy spreads everywhere. To stop this, the Sailor Guardians must defeat Black Lady.
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.
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.
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.
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.