We Are All Completely Beside Ourselves

Rosemary's started college, and she's decided not to tell anyone about her family. Rosemary is now an only child, but she used to have a sister the same age as her, and an older brother. Both are now gone - vanished from her life. There was something unique about Rosemary's sister, Fern. You'll have to find out for yourself what it is that makes her unhappy family unlike any other.