Change is in the air for Hope Valley with the foundry to be built and the upcoming mayoral election. Elizabeth arrives home from a trip to Hamilton. A potential investor arrives in town to discuss the oil business with Lucas.

Hope Valley elects a new mayor. Lucas and Elizabeth try to find the "little moments" in their relationship. Elizabeth offers to help Nathan with his horse after the hit-and-run, but it's newcomer, Mei who connects with Newton.

Elizabeth and Rosemary disagree on the best way to share unsettling news with the town about the coal mines, but that’s put behind them when Rosemary hears even more shocking news.

With the mine reopening imminent, Gowen decides to take drastic measures to make sure it stays closed. Elizabeth and Lucas struggle to communicate with each other. Lucas gets out of town to clear his head.

Everyone is buzzing with talk of the Hot Springs and how it will help the town. Meanwhile, Elizabeth and Lucas host Aunt Agatha and Julie on an interesting visit to Hope Valley.

Tourists start arriving, including the St. Johns, who may prove to be trouble for Bill. Meanwhile, Elizabeth rallies all Rosemary’s friends to plan the perfect baby shower.