Eren Yeager and others of the 104th Training Corps have just begun to become full members of the Survey Corps. As they ready themselves to face the Titans once again, their preparations are interrupted by the invasion of Wall Rose-but all is not as it seems as more mysteries are unraveled. As the Survey Corps races to save the wall, they uncover more about the invading Titans and the dark secrets of their own members.
Berlin. Forty years from today. A roiling city of immigrants, where East crashes against West in a science-fiction Casablanca. Leo Beiler, a mute bartender has one reason and one reason only for living here, and she's disappeared. But when Leo's search takes him deeper into the city's underbelly, an odd pair of American surgeons seem to be the only recurring clue, and Leo can't tell if they can help, or who he should fear most.
Two scientists are selected to travel across the universe to the source of a distant transmission and potential life.