Lucinda Riley is the top ten Sunday Times bestselling author of The Angel Tree, The Italian Girl and Hothouse Flower (also called The Orchid House). The Seven Sisters series is inspired by the star constellation of the same name. When the sisters' adoptive father - the elusive billionaire they call Pa Salt - dies, they are each given a tantalizing clue as to their past. Each book follows one of the sisters as they trace their origins all over the world in a spellbinding tales of love and loss. The series begins with The Seven Sisters and continues in The Storm Sister, which has been nominated for the prestigious Premio Bancarella literary prize in Italy, followed by The Shadow Sister and then The Pearl Sister.