Alison arrives at the beach house in June to spend a month with her restless grandson before he leaves for his first year of college. More than a decade earlier, Alison lost her beloved husband, and has faced life alone ever since. Now she discovers a new life and a possible new love.

August brings together four college friends facing a milestone. During summer's final days, they share laughter, tears, and love—revealing long-held secrets and creating new and even more powerful bonds.

World-class wildlife photographer Matthew and award-winning war photographer Lindsey arrive at the beach house in January, each harboring the very real fear that it will mark the end of their decade-long love affair. Alone in the house's warm peace, they are forced to truly look at who they are and what they want, discovering surprising truths that will change their lives forever.