Usagi Tsukino is a cheerful schoolgirl who often finds herself in unwanted trouble. One day, she saves a talking cat named Luna who gives Usagi a brooch that transforms her into Sailor Moon, guardian of love and justice!

The Sailor Guardians are called back into action when powerful new enemies appear! The coming battle won't be easy, and it gets more complicated when a mysterious pinkhaired girl falls from the sky and goes after Mamoru!

The Death Busters, lead by the maniacal Professor Tomoe, target innocent citizens in a search for three special pure heart crystals. Two powerful new Sailor Guardians are already seeking the crystals and have no interest in working with Sailor Moon and the other Guardians. Where did they come from, and what is their plan for the talismans?

A majestic, golden-horned pegasus has appeared in Chibi-Usa's dreams, requesting her aid! His plea turns out to be more than a dream when the fearsome Dead Moon Circus arrives in Tokyo—hunting Pegasus! Sailor Moon and the Guardians must fight, but without the Holy Grail, what is Sailor Moon to do? Pegasus has a solution and his power will change Sailor Moon forever!

Sailor Moon and the Sailor Guardians are about to face their greatest challenge yet—high school! But as the girls take their next big step in life, a mysterious force frees the evil Queen Nehalennia! Who could be behind this new wave of evil? And why are the Sailor Star Lights so resistant to working with Sailor Moon?