It's been 18 years since Ava spent the summer on the Greek island of Corfu but she has never forgotten what happened during those months - or who she left behind. Now single estranged from her family and preparing to wave her daughter off to university Ava's life seems a million miles away from the one she dreamed about as a teenager - a life now being lived by her sister instead. When Ava decides to return to Corfu for the summer she knows she must finally face the place and the people that broke her heart. But with old resentments festering long-buried secrets lurking and familiar feelings resurfacing it looks set to be a holiday that will change all their lives forever.