Jack and Elizabeth's relationship is put to the test. Pastor Frank and Abigail make a decision about their future and Bill helps a young girl solve a mystery.
Elizabeth assigns her students to follow business leaders in Hope Valley; Abigail and the town host two possible investors for the failing bank; Bill's life is disrupted when AJ Foster arrives and turns herself in.
The widow of Lee's former partner arrives and gives Gowen a chance to run a company again; Elizabeth tutors a new student; the residents of Hope Valley conspire to pull off a surprise.
When a group of orphans become stranded in Hope Valley for Christmas, their caretakers - sisters who have a mysterious backstory - lead Bill to investigate
After a foolish comment, Carson must admit that he cares more about Faith. The charming new saloon owner, Lucas Bouchard, causes a stir. Elizabeth teaches self-confidence, and Abigail takes a risk on the stock market with Gowen.
Jack returns and he and Elizabeth start planning their future. Plus, Sparks fly between Carson and a new arrival and the town is put on edge when Lee can't withdraw funds to pay his employees.
Bill is put in jeopardy while transporting AJ to face trial; Abigail tries to save the town from an investor who will hurt Hope Valley; Carson is faced with a decision; Elizabeth tries to reunite a mother and her son.
