Tina Thornton's twin sister Meg died in a childhood accident, but for almost forty years Tina has secretly blamed herself for her sister's death. During a visit to her aging Uncle Edward and his sister Lucia, who both harbour dark secrets of their own, Tina makes a discovery that forces her to finally question her memories of the day her sister died. As Tina finds the courage to face the past, she unravels the tangled family mysteries of her estranged parents, her beautiful French Aunt Simone, the fading, compassionate Uncle Edward, and above all, the cold, bitter Aunt Lucia, whose spectral presence casts a long shadow over them all.