As Galaxia closes in to take Sailor Moon's star seed, the Light of Hope finally reveals itself. Turning into a sword, the Light of Hope begs Usagi to use its power to stop Galaxia, who is now fully consumed by Chaos.

The time has come! Eugeal wants a fight with Neptune and Uranus, and they will sacrifice even each other to get the talismans. But then they learn that they, and Pluto, hold the talismans. Neptune's Mirror, Uranus' Sword and Pluto's Garnet Orb.

Princess Kakyu, the missing princess whom the Star Lights have long been searching for, finally appears before the Sailor Guardians. Princess Kakyu explains that she has come to Earth in search of the Light of Hope.

Princess Kakyu perishes after being defeated by Galaxia. Devastated, the Sailor Star Lights go after Galaxia to avenge their fallen princess. Meanwhile, Sailor Moon and the rest of the Guardians also prepare for their battle to protect the galaxy.

After defeating Kunzite, regaining their past memories, and discovering the Dark Kingdom's hideout the Sailor Senshi head for the enemy, but they must prepare for the ultimate sacrifice.

Mamoru is forced to confront Zoisite in a duel over the Rainbow Crystals, but Usagi inadvertently becomes involved.

With her friends killed, Sailor Moon is transported inside the Dark Kingdom to face Queen Beryl and the brainwashed Prince Endymion.

Minako realizes that she is the only one of the Sailor Team not to have been targeted for her Pure Heart Crystal, and takes increasingly absurd measures to prove her purity.

Mamoru tells Usagi that he's accepted an offer to study abroad in the U.S., which will force them to have a long-distance relationship. Saddened at first, Usagi eventually decides to root for her boyfriend's dream and sends him off with a smile.

Sailor Mars, Mercury, Jupiter, and Venus lose their star seeds after shielding Sailor Moon and the Star Lights from Galaxia's attack. The four Outer Guardians entrust Sailor Moon to the Star Lights while they try to stop Galaxia.

Uranus and Neptune have turned against the Sailor Guardians by swearing allegiance to Galaxia. Despite Sailor Moon's desperate plea, the two continue their attack, forcing Sailor Moon and the Star Lights to retreat.

Sailor Moon's heart crystal was almost stolen. Neptune and Uranus restore it, and the senshi know they are Michiru and Haruka. A battle with Kaori, causes her to fall down to her death and well, she dies.

As Usagi and her friends begin high school, a mysterious force releases Queen Nehellenia from her mirror, encouraging her to take revenge on them.

While Queen Nehellenia continues to exert her evil influence on the earth, the rapidly aging Hotaru re-awakens as Sailor Saturn.

Makoto loses a fight, and decides to go to a training place with one of the smartest and most courageous trainers of all time, and the girls follow. The master happens to be a target, and they must save his heart as soon as they can, but Jupiter is especially on the job.

Sailor Moon runs off to save Mamoru from Nehelina alone. The rest of the Sailor Guardians try to go after her, but one by one they fall victim to Nehelina's traps.

Yaten temporarily adopts Luna.

Usagi and Lina encounters a little girl who appears to be lost. The two later return home that day and are surprised to find the same girl now living in Usagi's house as her younger sister.

Sailor Aluminum Siren learns that Usagi is Sailor Moon. Using this knowledge, she sets a trap on a plane where the Three Lights are holding an in-flight event in order to get Usagi's attention.

Usagi finally confesses to Rei that she has been unable to get in touch with Mamoru for the past several months. Meanwhile, the Three Lights publicly announce their intention to disband their group.

Galaxia is revealed to be the Legendary Sailor Guardian who sealed away Chaos long ago. However, she has since become corrupt and has gone to conquer the galaxy herself.

Still in love with Nephrite, Naru becomes an unwilling tool in the power struggle between Nephrite and Zoisite.

Ami's desire to avoid competition leads to her offending Michiru during a swimming race. Meanwhile, a Daimon selects Ami as her target.

Seiya asks Usagi on a date, to which she reluctantly agrees. Sailor Iron Mouse attempts to make up for her recent failures by going after Seiya's star seed.

When Usagi is home alone, she invites Seiya over. The other Senshi and some surprise visitors show up as well!