When I was six, my family moved to India. My sister, who was ten at the time, liked scouring secondhand bookstores from the British colonial era with my dad. I believe it was there that she found her reason for attending boarding school: a series of books about a boarding school for English girls in Austria before World War II. Though there was a total of 62 books in the series, my sister and I made it through about 30 before we declared ourselves both too old and too broke to handle any...