Eleanor Sunderland enjoys her idyllic cliffside residence on Nantucket, which has been in her family for many years. Even though the island is bustling with summer visitors, she can't help but feel a little alone this year. Eleanor is feeling lonely and misses the family weekend vacations to the island that they used to go more frequently before her husband passed away. Her best friend has left town. Now, her materialistic offspring nag and plead with her to sell her prized property in exchange for a sizable sum of money. Eleanor determines that her birthday, which happens to be her seventieth, could be the ideal time for a much-needed reunion in an effort to start the season off right. Ari, Eleanor's granddaughter, just terminated an engagement after graduating from college.?She longs for a change of scenery and to escape from her parents? snobbish expectations. Taking advantage of her newfound freedom, she heads to Nantucket to clear her head before graduate school, moving in with her grandmother and taking a job at the local beach camp. As she watches Eleanor begin to form a bond with an old acquaintance, Ari herself becomes smitten with a friend?s charming older brother. But just as grandmother and granddaughter fall into a carefree routine, a few shocking discoveries throw them off course. Eleanor and Ari learn to lean on each other through every new challenge they face in life and love, in this tale filled with Nancy Thayer?s signature Nantucket magic.