Guarda Streamingcommunity. From celebrated author Janette Oke comes a rigorous and romantic adventure as epic as the wide frontier. Erin Krakow, Daniel Lissing, Jack Wagner and Lori Loughlin star in When Calls the Heart: The Queen of Hearts. A year after Jack's passing, Elizabeth struggles to juggle motherhood and teaching. Meanwhile, Lucas, the mysterious new owner of Abigail's cafe, arouses suspicion when he dodges questions about his past. And Rosemary decides to play matchmaker for Carson and Faith. Will she succeed?