Abigail takes on her duties as mayor and it seems nearly everyone in Hope Valley wants her attention. The National Pacific Railroad wants to run a new route through Hope Valley but not all the residents are convinced it's in everyone's best interests and a heated debate ensues. Meanwhile, in an effort to integrate Elizabeth's new students from the settlement with the Hope Valley children, Jack suggests a friendly game of baseball, prompting he and Elizabeth to coach the two teams. When it's time to hit the field, the whole town turns out for the game and one of the new children becomes a hero thanks to Elizabeth's encouragement to overcome his fear.helps him come to terms with it as she and Jack coach the children in baseball.

Abigail finalizes a deal with Ray Wyatt to bring the railroad to Hope Valley and new families flock to the town with the promise of work. When word reaches the town that a notorious gang is at large and may be heading their way, Jack and Bill enlist Frank's counsel in thwarting their plan to rob the incoming stage carrying the railroad's payroll. Elizabeth takes a strong interest in new student Philip Cantrell, whose single father Shane is working overtime at the mill and has little time left over for his son. Elizabeth plans a carnival to raise much-needed money for supplies the school needs to accommodate the new students and the entire town turns out in support. Rosemary's new job at the café comes to an abrupt end but she quickly sets her sights on a new opportunity.