Growing up in Birmingham, Sylvia and Audrey Whitehouse have always been like chalk and cheese. When the Second World War breaks out, Sylvia is still dreaming of her forthcoming marriage to fiancÔe Ian while Audrey jumps at the career opportunities the WAAF throws her way. Audrey joins the ranks at RAF Cardington but soon finds that her new freedom also brings temptation. When she goes too far, the consequences ripple through the Whitehouse family.