Having recently lost both her parents in a tragic car accident, Alex Woods is shocked to discover through the family lawyer that her beloved mother was keeping a secret: a baby she gave up for adoption when she had just left high school. Fresh out of graduate school and back in the suburbs of Boston where she grew up, Alex is already overwhelmed trying to figure out what to do with the family home and finding a job. But when, at last, she decides to search for her long-lost sister - and finds her - Alex is in for a terrible surprise...