Neo Queen Serenity is the future form of Usagi Tsukino, the main protagonist of the anime series Bishoujo Senshi Sailor Moon. As the queen of Crystal Tokyo in the 30th century, she rules Earth with kindness and wisdom. Neo Queen Serenity is known for her gentle demeanor, powerful magical abilities, and her dedication to protecting her loved ones and the world. She is the future self of Sailor Moon and is central to the series' overarching storyline.