A lot of fans are excited for the second season of "Attack on Titans" and numerous reports reveal the story arcs for the entire season.

The official synopsis and story line for Season 2 has not been confirmed, yet many believe that the upcoming season will focus on the secrets of the Titans living inside the wall.

According to International Business Times, the second season will be based on manga's "Clash of the Titans" and "Uprising" chapters. However, it was also reported that fans should expect that there will be a significant change on the story between the anime and the manga version.

The promotional poster for Season 2 shows a Colossus Titan trying to breach the walls. It will begin where the last episode of season ended.

It was also reported that fans will learn more about the origins of the wall and the titans inside it in Season 2. Aside from that, it was also revealed that Eren and Historia will be abducted by Minister Nick, which is found in the "Uprising" arc in the manga.

Yibada reported that the first episode of "Attack on Titan" Season 2 is entitled "Basement", which is also a chapter found in the manga series.

In this chapter, Chief Erwin dies because of serious injuries acquired in battle while Armin, Levi, Sasha, Eren, Mikasa and Hanji, who is the new leader of the corps, find themselves unaccompanied in the battle against the Titans.

The official release date for "Attack on Titan" Season 2 has yet to be released, but it was earlier revealed that it may begin to air in the later part of 2017.