The Warden's Daughters — Anne Douglas

When sisters Lynette and Monnie accompany their father, Edinburgh widower Frank Forester, to the Highland village where he is to be a youth hostel warden, they find the change from city life traumatic...until they find jobs, new friends--and love. Handsome fisherman Torquil captures Monnie's heart, while Lynette, after a fiery start, falls for stern but vulnerable hotel manager Ronan. When Frank, too, finds unexpected happiness with Ishbel, of the village shop, all promises well. But storm clouds gather, and there are choices to be made...