White short-haired cat with green eyes, pale pink ears and a gold crescent moon on his forehead
Act 7 - Standing along side Sailor Venus on top of a building looking down at the scene of the fight is her trusted friend, partner and adviser Artemis.
Act 8 - Artemis tells the Sailor Guardians that Sailor Venus is the Princess of the Moon Kingdom of Silver Millennium and heir to the Silver Crystal; Princess Serenity. Artemis and Sailor Venus have been using the Sailor V video game at the arcade to simulate battles and teach the Sailor Guardians how to fight with great results.
After leaving HQ, Minako discusses with Artemis that the other girls will soon regain their sealed memories and Minako has a solo mission that only she can carry out.
The next day when Artemis meets up with Luna in the park, he explains to Luna that she has part of her memory sealed but now it's time for her to know the whole truth.
Act 9 - Artemis witnesses Sailor Moon transform into Princess Serenity.
After the power is restored Sailor Venus, Sailor Mercury, Sailor Mars and Sailor Jupiter take their distraught Princess back to Headquarters where Artemis reveals the true past...
Back in ancient times when the Earth was one big country a Kingdom unto itself and the moon was a separate Kingdom distinct from its close neighbour. The Inner Senshi served as Sailor Guardians whose duty was to protect the Princess as bodyguards. But one day Earth invaded the Moon Kingdom and everything changed. The evil enemy was powerful enough to brainwash the people of Earth to destroy the Moon Kingdom. While the Inner Senshi were fighting against an endless flood of soldiers, Prince Endymion fought to make peace. Sadly one of his own people turned against him and he was killed trying to stop the war. The Sailor Guardians fought valiantly and managed to seal her away.
When Ami, Rei, Makoto, Minako, Luna and Artemis arrive to cheer up Usagi, Ikuko Tsukino lets them know she hasn't come out of her room in a while. When they enter Usagi's room, they are shocked to see her hair.
Act 10 - The next day after the Sailor Guardians have been and returned from the moon, at HQ Luna discovers that the movement of the Earth's crust has been more active recently, Artemis adds that there's an unusual thermal reaction around the North Pole.
Act 12 - When Artemis notices HQ is starting to collapse, Sailor Mercury creates Hyperspatial Sphere Generate which teleports Sailor Moon, Sailor Mercury, Sailor Mars, Sailor Jupiter, Sailor Venus, Queen Beryl and Tuxedo Mask out of HQ while Luna and Artemis stay behind.
After Sailor Moon follows Tuxedo Mask through a portal to the Dark Kingdom, Luna and Artemis try to detect her position but something interrupts the sensors whenever they get close to a location.
Act 13 - The Silver Crystal is made whole again and starts to grow inside the Dark Kingdom when Luna and Artemis arrive. The Inner Senshi teleport from the Dark Kingdom leaving Artemis to console an injured Luna. Luna and Artemis teleport to the moon to the Chamber of Prayer and watch as Queen Metaria envelops the entire planet Earth.
Act 14 - When the moon begins to to emit a bright light, Sailor Moon uses the power of the moon light to finish off Queen Metaria for good and Artemis has a vision of Luna as Human Luna praying alongside Serenity. Luna and Artemis watch as the Moon Kingdom is revitalised to it's former glory.
After sacrificing their powers of transformation to help Sailor Moon defeat Queen Metaria, Artemis wonders if Ami, Rei, Makoto and Minako powers are gone for good. Minako calls Artemis to her and he jumps into her arms.
Act 17 - When Mamoru takes Chibiusa home while Usagi, Makoto and Minako meet Luna and Artemis at HQ. Artemis divulges he hasn't figured out where Ami and Rei are or how to reach them. Artemis believes it's possible they're too far away for their sensors to find.
Act 18 - As Rubeus abducts Sailor Jupiter, Artemis analysis the portal to get a fix on the Black Moon Clan's location without success. When asked by Luna, Artemis sends a reinforced Petri dish around a Black Crystal Earring that Petz left behind.
Investigating the portals further, Artemis describes them as wormhole-like portals through space. But unfortunately he still hasn't been able to identify their point of origin or the place and time the next one might appear.
While at HQ Minako and Artemis view a DVD of Calaveras stating the Black Moon are friends and those from the white moon are Earth's true enemy.
Minako, Luna and Artemis attend Calaveras seance session at the park. Artemis knocks over a cameraman who is filming Calaveras for world wide viewing. Chibiusa explains why she stole the Silver Crystal to Sailor Moon, Sailor Venus, Luna, Artemis and Tuxedo Mask after the battle with Calaveras.
Act 19 - Luna and Artemis conclude the Black Moon must also be from the future where Chibiusa is from. The next day at the park near the fountain, Chibiusa uses her space-time Silver Key to open a time-warp that will take Sailor Moon, Sailor Venus, Tuxedo Mask, Luna, Artemis and herself to the future. They all hold hands as Chibiusa calls out the incantation to activate the wormhole to the future. As they begin to travel through time they let go of Chibiusa's hand.
While Sailor Moon, Sailor Venus, Tuxedo Mask, Luna and Artemis are lost between the past and future they search for Chibiusa. Sailor Pluto attacks them with her Dead Scream power. Just as Sailor Pluto is about to destroy them, Chibiusa intervenes. The team is shocked to find out that Chibiusa is a princess. Sailor Moon, Sailor Venus, Tuxedo Mask, Luna, Artemis and Chibiusa leave behind Sailor Pluto as they enter the 30th century.
On the way to the Crystal Palace, they are stopped by Esmeraude's underlings the Boule Brothers. The Boule Brothers immobilise the team at an atomic level with their Electrochemical Side Chain. Tuxedo Mask frees them and he and Sailor Venus destroy Chiral and Achiral. Chibiusa leads the others inside the Crystal Palace to where her Mother, Neo-Queen Serenity sleeps encased within the Silver Crystal.
Act 20 - Artemis is shocked to discover Diana is his and Luna's future daughter. Together, Sailor Moon, Sailor Venus, Tuxedo Mask, King Endymion, Luna and Artemis discover the Black Moon's plan to travel into the past to change time and invade using the Evil Black Crystal.
Sailor Moon, Sailor Venus, Tuxedo Mask, Chibiusa, Luna and Artemis travel right back to where they started in the past.
Sailor Moon, Sailor Venus, Tuxedo Mask, Luna and Artemis arrive when Chibiusa is attacked by Esmeraude.
Act 21 - Sailor Venus, Tuxedo Mask, King Endymion, Luna, Artemis and Diana discover Nemesis has disappeared from orbit again.
Sailor Venus waits with Sailor Pluto, King Endymion, Luna and Artemis at the Space-Time Door, when Sailor Moon, Sailor Mercury, Sailor Mars and Sailor Jupiter arrive.
Act 23 - When Usagi wakes-up back in her room in the 21st century, Artemis thought it was best if they came back temporarily so Usagi could recover.
Act 25 - Just as Prince Demande is about to bring the two crystals together, Artemis helpless to stop him, Sailor Pluto commands time to stop. Usagi, Inner Senshi, Tuxedo Mask, Luna, Artemis, King Endymion are released from the time freeze before time resumes and they gather around a weakened Sailor Pluto.
Sailor Moon, Sailor Mercury, Sailor Mars, Sailor Jupiter, Sailor Venus, Tuxedo Mask, King Endymion, Sailor Chibi Moon, Luna, Artemis and Diana get trapped in distorted space by Death Phantom.
Act 26 - Sailor Mercury, Sailor Mars, Sailor Jupiter, Sailor Venus, Tuxedo Mask, King Endymion, Sailor Chibi Moon, Luna, Artemis and Diana return to 30th century Earth without Sailor Moon.
Both Sailor Moon and Neo-Queen Serenity run to meet each other, those of the past and those of the future stand at a short distance from each other. Neo-Queen Serenity, King Endymion, the future Inner Senshi, future Luna, future Artemis and Diana see off Sailor Moon, Tuxedo Mask, the past Inner Senshi, Luna and Artemis as they return to the 21st century.
Act 27 Part 1 - After the fight Usagi, Ami, Rei, Makoto, Minako, Mamoru, Luna and Artemis meet at HQ to discuss recent events seen to be surrounded around Mugen Academy. Everyone agrees with Minako when she announces they will have to investigate Mugen Academy as soon as possible.
Act 28 - Usagi, Ami, Rei, Makoto, Minako, Mamoru and Chibiusa meet at HQ where Luna and Artemis have been analysis the two unknown Sailor Guardians, Sailor Neptune and Sailor Uranus. Artemis warns the others to be careful.