After her mother leaves them, nine-year-old Livvy struggles to understand and forgive as her father loses his job and takes her and her younger brother to live in a shelter for homeless people.
As she writes in her self-awareness journal assigned in English class, fifteen-year-old Sydney tries to discover her true identity and comes to terms with her obsession about her absent father.
First, eleven-year-old Megan is astonished when her mother insists on taking her and her younger brother up to the lake cottage a week before school is out; then they find mysterious strangers following them.