Attack on Titan: The Harsh Mistress of the City (Novel Series)

Attack on Titan: The Harsh Mistress of the City (進撃の巨人　隔絶都市の女王) is a series of two light novels written by Ryō Kawakami and illustrated by Range Murata.

Plot
The story takes place in the year 845. The first novel is set shortly after the fall of Shiganshina District, while the second novel takes place six months afterwards.

In the chaos of the fall of Wall Maria, the district of Quinta to the west is not fully evacuated by the time the Titans arrive. With all of the politicians and military officials evacuated or dead, Rita Iglehaut of the Garrison is left with full authority over the city. To the east in Fuerth District, Mathias Kramer becomes worried over the state of Rita, his childhood friend, and with the aid of a gang of criminals he sets out to find Rita and save her from the Titans. Within Quinta, Rita must take up the mantle of authority and bring order to the isolated city.

Novels

 * Attack on Titan: The Harsh Mistress of the City, Part 1
 * Attack on Titan: The Harsh Mistress of the City, Part 2