"The Pretty Guardian in a Sailor Suit! Sailor Venus has arrived!" Thirteen-year-old Minako Aino is an energetic tomboy who adores idols and video games, and she is a well-liked member of the volleyball team at Shiba Koen Junior High School. One day during her PE class, Minako accidentally encounters a white cat, who later distracts her from speaking to her crush. At home, Minako questions whether she is beautiful, and upon hearing this, the cat introduces himself as Artemis and gives her a compact mirror that reveals more to Minako than just her looks. Before she can fully process the cat's words, Minako receives a special pen that allows her to transform into the masked champion of justice, Sailor V! As her carefree days of seeking love begin to include adventures against the energy-hungry Dark Agency, Minako will learn to embrace the full scope of her destiny.