Hope Valley faces an economic downturn together. Meanwhile, Elizabeth and Bill learn that the children of Hope Valley have made a discovery that could change the future of the town.

When a former student visits, Elizabeth thinks she may need her help. Meanwhile, Lucas orders something for all of Hope Valley to enjoy… if they can get it working.

Elizabeth encourages Gowen to seek forgiveness from Rosaleen to heal old wounds. Meanwhile Montague continues to raise suspicion.

Everyone helps Rosemary as the Governor visits early. Meanwhile, Nathan is called away to help with land trouble only to find himself in unexpected danger and with surprising intel.

Elizabeth turns over a new leaf. Nathan returns home from an investigation, and Bill questions its outcome. Rosemary chases a scoop. Lucas make a surprise announcement.

Rosemary and Bill team up to investigate a case they believe shouldn't be closed. The women of Hope Valley start a day care. Hickam and Mei celebrate a milestone.

Elizabeth and Nathan uncover Oliver’s secret, and Rosemary worries Lee has a secret of his own. Allie’s interest is piqued when Earl Wyatt returns to town.

Elizabeth helps Allie plan a birthday dance, and Nathan struggles with Allie growing up. Rosemary and Bill team up again to investigate a train robbery. Lucas lends Edie a hand.

Elizabeth develops a new method of teaching. Nathan goes undercover. A familiar face returns to Hope Valley with an unlucky heiress in tow. Lucas and Lee face their differences.

Elizabeth and Nathan's date night leads to an undercover operation at a glamorous party. Lucas and Edie grow closer over cards. Rosemary holds auditions for a play.