All the bad apples

Deena comes out as lesbian to her family on her seventeenth birthday, but that event is overshadowed when her older sister, Mandy, jumps off a cliff. Their extended family is surprised by neither event, having always considered the Rys sisters "bad apples." Then, Deena finds the impossible happening--she starts receiving letters from Mandy, sparking a cross-country search in the hopes of healing her family and herself.