Charlotte Fairlie by D.E. Stevenson

Charlotte is the relatively new headmistress at St. Elizabeth’s, a well-regarded girls’ boarding school she attended before Oxford - she wore a dowdy hat at her interview so her male interviewers wouldn’t think she was too young. She takes pride in her work and in knowing the girls but she is lonely because befriending the staff would create jealousy. New girl Tessa MacRynne breaks through Charlotte's reserve when her parents get divorced and she tries to run away back to Scotland.  Charlotte identifies with Tessa, having gone through a