When a new Mountie, Nathan Grant, comes to Hope Valley, Elizabeth confronts her memories, and Bill reluctantly teams up with him to investigate a suspicious robbery.  Rosemary buys a telephone, and Lee worries this new technology will contribute to his wife's gossipy tendencies. Meanwhile, Jesse's jealousy of Lucas reaches a boiling point.

Elizabeth helps Nathan's niece open up to her classmates, and learns more about Nathan in the process. Rosemary debates sharing a struggle with Lee.  Carson helps Faith connect with her estranged father.  Meanwhile, Fiona trains Florence at the town switchboard, and quickly realizes she has her work cut out for her.