The household is preparing for a concert at Downton in an effort to try and keep spirits up among the convalescing men. Mary is quizzed by Mary about Carlisle, but Mary refuses to answer her questions. She wants to move on with her life without Matthew. There continues to be tension between Cora and Isobel and Isobel is not happy when she has been over-ruled by Cora. Robert gets a letter from Carlisle, which causes him to worry and there ends up being an uncomfortable conversation between him and Mary. Matthew ends up getting caught with William as they fight on the front line. Mrs Hughes ends up making a surprising discovery that ends in tears for one member of the staff.