Sonosuke is struggling after failing to protect his love Ruruka. He fears being able to love another, for he doesn't want to fail to protect anyone else. Enter (y/n); a girl who only wants to make the world a better place one step at a time. When she comes to Hope's Peak Academy, her eyes are on the prize of helping anyone in need. What will happen when these two meet each other? Will Sonosuke be able to open his heart to another? Will (y/n) be able to open Sonosuke's isolated heart? ... Or will someone try to get in the way of (y/n)'s goals... ... And try to bring Sonosuke to even more despair... Find out in 'Promise' by 'DaydreamingNeko'!