Narrowly escaping from her arranged marriage to the duke, who is scheming to take over her country, Adele finds herself in Vienna. But her father has hired an American bodyguard, Matt, who tracks her down and threatens to return her to the castle. Adele's pleas to let her go are ignored but she manages to convince him to give her a week in which to find evidence of the duke's plot. The duke is also hunting her down, so she needs to think of something that will stop him...something like marrying Matt!