Change is in the air as the politically awakened Sybil rallies for the women's vote, in direct violation of her father's rules. But when Sybil is swept up in the violence surrounding the reading of the election results, Matthew wins a heart by defending the girl and bringing her to safety. Meanwhile, back at Downton Abbey, persistent rumors about a family member cause a rift between Cora and Violet. And, a surprise announcement from Cora complicates the larger issue of Downton's fate.