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.
Elizabeth gets a surprise bouquet of flowers, which has the town wondering who left them. Rosemary and Lee organize Jesse & Clara's Bachelor & Bachelorette parties.
As the whole O'Brien family reunites in Chesapeake Shores for the first time in years, Abby attempts to learn from her own father's mistakes to avoid missing out on her young daughters' lives.