Attack on Titan Gaiden: The Choice Without Regrets

In order to avoid the attack of the Titans, humans built underground streets, but this project was quickly abandoned, and the underground streets eventually became the habitat of the poor and the lawless. Levi (voiced by Hiroshi Kamiya) and Fran are good friends. They learned the three-dimensional mobile device on their own and longed to bathe in the sun and rain one day. By chance, they rescued Isabel, a girl who was being hunted. Isabel begged the two to teach her how to use a three-dimensional mobile device. After that, they were summoned by a mysterious politician and asked to perform a top-secret mission to win the right to live on the ground. During the operation, they were hunted by the investigation team. Ervin Smith (voiced by Daisuke Ono) appreciated the strength of Levi and others, so he recruited them into the investigation team. The three teenagers stepped onto the ground as they wished, but they still did not forget the unfinished task...