Shizuka Midou holds a position as one of the five members of the Miko Council, a team of high school students assembled to confront supernatural dangers. Her demeanor is quiet and demure. Hailing from an immensely wealthy family, her residence mirrors this affluence through its comically extravagant and ornate scale. She harbors profound admiration for Yuzu Hieda, considering her a heroic figure worthy of emulation; this devotion fuels her involvement in the group's missions. Shizuka actively cultivates traditional Japanese feminine ideals, emphasizing grace and refinement in her conduct.

In combat, she wields a ceremonial fan as her primary weapon, channeling spiritual power through it. Her signature attack is the "tornado blast." Alongside her fellow council members, she undergoes demanding training regimens under Kurako Hieda's guidance to hone her capabilities as a shrine maiden.

Physically, Shizuka possesses purple eyes and dark violet or black hair, typically worn in a shoulder-length ponytail secured by a ribbon. Her apparent age aligns with that of a typical high school student.