According to some reports, the second season of “Attack on Titan” will focus on some of the battles in the manga including the abduction of Eren as well as Commander Erwin Smith losing an arm.
The storyline for “Attack on Titan” Season 2 will follow the story of the “104th Trainees Squad” fight against the Titans that have penetrated the wall. It will also follow the story of overthrowing the king because of corruption.
“The Uprising” will be lead by Commander Erwin Smith and will also have a “Clash of Titans” story arc.
Season 2 of “Attack on Titan” shall also unveil the source of Eren’s capabilities to turn into a Titan which has something to do with his father who may still be alive. Reports also have it that Season 2 will also unveil more humans transforming to Titans including Reinier Braun and Bertolt Hoover.
There were previous reports that Season 2 of “Attack on Titan” will also delve on the anime’s massive cast of characters, particularly the obscure Ymir. The disclosure actually came no less from Isayama during a recent interview.
Ymir actually holds the key to the ultimate conclusion of the whole series and that the overall plot of “Attack on Titan” as well as the history of the giant Titan will rely heavily on his story progression on the anime.