After the dramatic events of the Sailor Moon Sailor Stars story arc and the heartwarming wedding of Usagi and Mamoru, a formidable new adversary emerges, posing a grave threat to the hard-earned peace that the Sailor Guardians have valiantly maintained. As Usagi and Mamoru embark on their new journey as a married couple, they find themselves grappling with the dual challenges of living as ordinary individuals and fulfilling their responsibilities as extraordinary heroes. Meanwhile, fresh allies and adversaries surface, compelling the Sailor Guardians to delve deeper into their formidable abilities in order to vanquish this latest peril. As the battles intensify and the stakes soar, the mettle of their bonds of friendship and love will be tested to the limit. Can the Sailor Guardians ensure the safety of the future while navigating the intricate complexities of adulthood?