In the nineteenth century, ten-year-old Florence Crutchfield leaves a London orphanage to live with her great-uncle, great-aunt, and sickly cousin James, but she soon realizes the home has another resident, who means to do her and James harm.
"When unlikeable Elsie dies in the influenza pandemic of 1918, she comes back to haunt Annie to make sure she'll be Annie's best--and only--friend soon"--