There's no way to determine the main characters without more information about 'ultimo debate secret story'. It could be politicians, if it's a political debate, or members of an academic or corporate community, depending on the nature of the debate.
Well, 'ultimo expulsado' might imply the last one to be sent away or excluded. And when combined with'secret story', it gives the impression of a narrative about the final expulsion in a somewhat mysterious or private context. It could be a story that has elements of secrecy and the act of removing someone as its central focus.
Sure. Let's say there was a secret society on a college campus. They had a set of rules, and if members broke them, they would be expelled. The 'ultimo expulsado' could be the last person who was caught breaking a major rule, like revealing the society's secrets. His or her expulsion story, with all the details of what led to it and how it was carried out, would be the 'ultimo expulsado secret story'.
Well, it's hard to say for sure. You'd have to look into the background and the creator's statements to determine if it's based on actual events. Sometimes what seems like a true story could have a lot of creative liberties taken.
El Deafo is indeed a true story. The author drew inspiration from her own childhood and experiences with hearing loss to create the narrative. It offers an authentic and heartfelt account.