When an English aristocrat and her Granddaughter, Tilly, visit relatives in Ireland for the Christmas holidays, they find that the family has become impoverished and is looking to try and marry their son, Cameron, to Tilly to save their legacy. However, what the Grandmother has failed to relay is that Tilly is engaged already. So, it's up to Irish luck to help Tilly fall in love with Cameron. But what happens when Tilly's fiancé arrives to surprise her for Christmas?