They are all on an island named Paradis, hiding behind walls to protect themselves from horrible, terrifying, titans. Mindless giants who eat humans. There are also abnormal titans, ones that are more strategical and planned. This is what titans who are controlled by the will of humans are labelled as. Titan shifters. Right now they are at a table with Eren, who has committed many atrocities recently and betrayed them to work with Zeke, attempting to change Eldian biology so that theyre sterile.