A young girl discovers she is destined to become a magical warrior tasked with protecting the Earth. Minako Aino, a clumsy but cheerful middle school student, stumbles upon a talking white cat named Artemis. Artemis reveals that Minako is Sailor V, a Sailor Guardian who must fight against the evil forces of the Dark Agency. She must balance her new responsibilities with her everyday life, all while trying to uncover the secrets of her own past and the true nature of her powers.

Codename: Sailor V is celebrated as a foundational work in the magical girl genre, offering a charming and energetic introduction to the world that would later become Sailor Moon. Readers often praise its lighthearted tone, engaging protagonist, and the distinctive art style of Naoko Takeuchi. The series is noted for its blend of action, comedy, and slice-of-life elements, providing a fun and accessible read. Its role as a prequel makes it particularly interesting for fans of the broader Sailor Moon universe, offering insights into the origins of its beloved characters and themes.