Elizabeth finally realizes who she is supposed to be with; big changes are coming to Hope Valley; the town rallies together to say goodbye and good luck to one of its own.

Landis, the school inspector, arrives in town and causes trouble for Elizabeth; Rosemary finds her calling; a search is called when one of Hope Valley's residents is lost; Carson and Faith's relationship is put to the test.

Florence and Ned's wedding leads every couple in Hope Valley to evaluate their relationships. Rosemary realizes there is more happening in Hope Valley than everyone realizes and decides to get to the bottom of it.

Elizabeth is distraught over the reveal of Nathan's secret; everyone helps a couple prepare for their wedding; the bachelor and bachelorette parties stir up mixed emotions from the guests; a mysterious businessman arrives in town.

Elizabeth focuses on teaching Angela how to read braille. Rosemary and Lee struggle to give Rachel the freedom she was promised in Hope Valley. Bill feels displaced when he's asked to finally return his Mountie uniform. 

A health scare has everyone in Hope Valley worried about one of their own. Nathan is finally going to get Allie's adoption finalized. Lucas starts to become suspicious of Christopher's behavior since arriving in Hope Valley, while Christopher decides maybe he'd like to stay. 

Elizabeth questions if she is truly ready to let love in again. Rosemary wonders what her purpose is. Clara and Jesse try to sort through their marital issues. Carson receives the opportunity of a lifetime. A stranger named Christopher comes to town. 

It's graduation day at the Jack Thornton School house as well time for parent-teacher conferences. Rosemary and Lee adjust to having family in town. A letter from Dottie sends all the Coulters reeling. Clara learns Jesse made a big mistake.

The inquiry begins, and Nathan starts to question his own actions. Meanwhile, the Canfields, a new family in town, buy Gowen's cabin and Elizabeth welcomes them. Lee's sister and niece arrive in Hope Valley. 

A geyser erupts at the oil rig and everyone in Hope Valley drops everything to help. Nathan is summoned for an inquiry by a Mountie from his past and Jesse takes a liking to driving Lee's motorcycle.

Helen Bouchard starts the edits of Elizabeth's manuscript. When Lee gets injured, a newcomer's words of comfort cause Rosemary to reflect on what she wants in life.

Elizabeth has finished her manuscript. An unwelcome visitor stirs up trouble for Nathan and Allie. A homesick Rosemary and Lee cut their South American trip short. Faith arrives back from medical school. Clara and Jesse haven't been getting along. Fiona has a new business venture.