Siobhan and Brendan are secretly planning their wedding but Aidan is not convinced that their reasons are genuine. Having kept it quiet, Siobhan tells Niamh that they are marrying for practical and financial reasons. Niamh bullies Siobhan into buying a dress and then organises a surprise wedding reception, but the wedding is called off at the altar.Emma decides to find out about her great grandfather, but she meets resistance from Kathleen, and she turns to Brian. He reveals that Michael Dillon was married to Nora Byrne, Eamonn's aunt, and their son was illegitimate. At least some of the bad feeling between the two families originates from that relationship, but Emma discovers that the couple were planning to get married all along.Eamonn has a fall while trying to rescue one of his sheep, and Danny enlists Sean's help in rescuing him. Eamonn refuses Sean's help while he recuperates, but Danny doesn't have a clue so he helps anyway.Niamh persuades Ambrose to get a social life, but hi