Be warned, spoilers EVERYWHERE.
So after you watch enough anime series, you start to get the hang of what's supposed to happen, when. After watching a few more, you can sometimes guess who a hidden character is, based on their motives because... "oh wait, didn't this happen in (other series here)?"
List your own!
So after you watch enough anime series, you start to get the hang of what's supposed to happen, when. After watching a few more, you can sometimes guess who a hidden character is, based on their motives because... "oh wait, didn't this happen in (other series here)?"

List your own!