Rosamund shows up at Downton following Edith's surprise departure. Rose is pleased to introduce Atticus and his parents to everyone. Anna and Bates think about a fresh start, now that that their problems seem to be behind them. Molesley is worried after Daisy becoming disillusioned with her studies. Mary and Blake seize a chance to send Gillingham a strong message.
After last week's altercation between Robert and Cora, their relationship is strained. Blake's scheming is coming to light after Mary unexpectedly pitted against her love rival. Edith receives some bad news and decides to take action. Baxter becomes embroiled in the investigation of Green's death.