Hollis Shaw's life seems picture-perfect. She's the star of the popular food blog, Hungry with Hollis, and is married to Matthew, a dreamy heart surgeon. But after she and Matthew get into a heated argument one snowy morning, Matthew leaves for the airport and is killed in a car accident. The cracks in Hollis's perfect life-her strained marriage and her complicated relationship with her daughter, Caroline-grow deeper. When Hollis hears about something...

Gathering on Nantucket for a wedding planned to the letter by the bride's late mother, the Carmichaels and the Grahams hide their scandal-ridden, crumbling lives from the blissfully unaware, happy couple.