After the UA sports festival, Eri continues to live at the school with all of her friends and staff. However, something suspicious is going on; a tool, carefully crafted by one of the heroes, a tool that could track down the League of Villains has gone missing! Was it an accident... or was it stolen? While the heroes work to recover it, Eri, although she is young, wants to help. Will they be able to find out where it is and what has happened to it? Or will the heroes be set back once more? (This story is in third person, but written as though it is from Eri's diary) !!PLEASE DONT COPY OR REPOST WITHOUT MY PERMISSION!! !!ALL CHARACTERS BELONG TO KOHEI HORIKOSHI!!