(Y/N) a man that has been ripped of his identity and memory, he has become something known as a "BIG DADDY", his one purpose is to protect the sisters, (Y/N) was the only boy in rapture. but things took a turn when jaquilyn ryan came into rapture. (Y/N) slowly regains his humanity and memeories, but only to find out. he is in the definition of a true hell