Seventeen-year-old Molly Fisk does not go outside. She's ruled by anxiety and only feels safe in the tiny tourist-town museum she and her mother run and call home. Yearning to live free but unable to overcome deep wounds from her past, she stays hidden away. Then the chance arrival of a woman Molly knew six years ago changes everything.

Six years ago, newly single Claire Rodriguez was an empty shell. Only in the unique friendship she strikes up with a young girl--a silent girl who'll only talk to Claire--does she see the...