When her own daughter falls for a young lieutenant, Rose has to take a stand against the locals who are out for revenge.

After receiving a book from Captain Dreyfuss, Rose makes a passionate stand for the people of Moybeg. Francis' adventure on the lough ends in trouble for the Hanlons. Barney continues to try and grab Emma's attention but will a new man in town get there first?

On Halloween the Coyne family finds out the cost of taking what isn't theirs when an outbreak of scarlet fever feels like the price to be paid for their choices.

The whirlwind arrival of Rose's sister Vera means joy for Francis and Emma, trouble in the bar for Michael and brings Rose and Dreyfuss closer than ever.