Looking for Answers about Realms Mary's Blessing, McKenna's Daughters Series #2?

When Mary Lenora Murray was eleven years old, her mother and older sisters died of diptheria, leaving her with three younger siblings to raise. Her father, in his grief, poured himself into the farm, leaving the running of the home entirely to Mary. Then her childhood friend, Daniel begins to court her, promising her a life of riches and ease. But does Mary feel compelled to take care of her siblings at the risk of losing hope of a wonderful future with Daniel?