He said that the plot is coming along fine and basically the plot twist. Tho I already had a theory in the first movie that Tadashi is still alive and that he is the guy in the Kabuki mask. I was very disappointed to see it was the teacher.
The rule I learned with Disney movies is that, if there's no body, they're not dead.
Also, Disney barely kills an important character
I'm one of those people who like to know every inside detail so I searched all over for those articles xD