Everyone fashionable is in Brussels in 1815, except for the one man everybody wants there, the
.
has returned from exile and war is looming.
Lady Worth, known to friends as
, has a matchmaking scheme to pair her brother-in-law and Wellington's aide-de-camp, Charles
, with a friend of hers, the heiress Miss
Devenish. The woman that he does fall for, however, is the scandalous Lady Barbara
. She has many admirers, including the
, and a bad past marriage makes her unwilling to get married again, but Charles manages to convince her to become engaged to him.
Lady Barbara's brother, the rake George
, arrives in Brussels and pays his attentions to Miss Devenish, while Lady Barbara shows how bad she can be by flirting with Lady Worth's brother
and nearly breaking up his marriage. When Charles confronts her, she breaks their engagement in a rash moment.
At a party hosted by the
, it is announced that the French forces are nearing Brussels, and soon the armies depart for the countryside near Waterloo. It is assumed that
was in love with Charles, but when she asks Lady Barbara and Lady Worth for news, she reveals that she is secretly married to
.
June 18th, 1815, soon dawns, and the historic battle of Waterloo begins. Before the day is over, many casualties have been occurred, including the death of Lady Barbara and George's brother
.
himself is forced to have an arm amputated. These catastrophes only bring Lady Barbara and Charles closer together, and soon they are engaged once more.