Saori Rokugou is a first-year student at Ryoha Academy, celebrated as a genius inventor whose creations defy conventional understanding, earning her the moniker "Doctor" among peers. She radiates an optimistic, natural, and tender personality, tackling her inventive work with infectious enthusiasm and an open mind. Her passions include reading light novels and conducting experiments, with a distinct preference for inventing; she expresses no specific dislikes.

Physically, she stands 162 cm tall with a slender build weighing 45 kg and measurements of 92/59/86. Her appearance is marked by long purple hair cascading to her waist and striking blue eyes. Her signature attire incorporates elements reflecting her inventive spirit: a white coat, protective goggles, gloves, and boots, frequently adorned with steampunk-inspired details like cogs and mechanical motifs. In combat scenarios, she wields a battle axe, highlighting her active role in field operations.

Within her narrative, Saori actively participates in critical missions to preserve fictional worlds threatened by memory-erasing viruses. She ventures alongside teammates Komachi Satonaka and Rei Kurushima into the light novel world "Mini Basket!" to confront the antagonist Maya, who seeks to corrupt the story's core. During this mission, Saori directly engages viral entities in a basketball challenge, aiding the restoration of the narrative's integrity. Her technical expertise and inventions consistently support the group's efforts to safeguard Akihabara's diminishing otaku culture.