Anna Flores was just a child when her adored teenage sister disappeared.

Unable to deal with the pain, Anna took the first opportunity she had to run from her fractured family, eventually building a life for herself abroad.

Now, thirty years on, her mother has died, and Anna must return home to sort through her possessions.

In doing so, she has to confront the huge hole her sister's disappearance left in their lives, leaving just one question unanswered: what really happened to Gabriella?