What I Saw and How I Lied by Judy Blundell
Summer's ending, Evie's stepfather is finally home from the Second World War, and Evie is tired of her glamorous mother treating her like a little girl. Then a mysterious stranger appears; a handsome ex-GI who served with Evie's stepfather. Slowly, Evie realizes that she is falling in love with him - but he has dark secrets, and a strange control over her parents. When a sudden tragedy occurs, Evie's world is shattered. Torn between her family and the man she loves, Evie must betray someone. The question is ... who?