Shingeki no Kyojin: Kakuzetsu Toshi no Joou

With Wall Maria breached, communities within the Quinta district have been cut off from each other creating famine and chaos. A young field commander named Rita is tasked with a mission to reconnect transit across the massive district while putting her troops and residence right in the vanguard as Titans descend on her town.
(Source: Kodansha USA)