Attack on Titan: Harsh Mistress of the City (進撃の巨人　隔絶都市の女王, Shingeki no Kyojin: Kakuzetsu Toshi no Joō) is a Japanese light novel series written by Ryō Kawakami and illustrated by Range Murata, based on the manga Attack on Titan (進撃の巨人, Shingeki no Kyojin) by Hajime Isayama.Attack on Titan: Harsh Mistress of the City (進撃の巨人　隔絶都市の女王, Shingeki no Kyojin: Kakuzetsu Toshi no Joō) is a Japanese light novel series written by Ryō Kawakami and illustrated by Range Murata, based on the manga Attack on Titan (進撃の巨人, Shingeki no Kyojin) by Hajime Isayama. The story follows Rita Iglehaut (リタ, Rita), a 15-year-old member of the Garrison Regiment, and her childhood friend, Mathias Kramer (マティアス, Matiasu), the son of wealthy merchants, as their home, Quinta District (クィンタ区, Kuinta Ku), comes under siege after the breaching of Wall Maria.