Three middle-aged couplesâ Jack and Kate Burroughs, Nick and Anne Callan, and Danny and Claudia Zimmerâ navigate the ups and downs of life as best friends. As they confront changes, their marriages, friendships, and the essence of love come under scrutiny during four vacations across the seasons. Antonio Vivaldi's music accompanies each getaway, and by the fourth, Jack senses the need to "clear the air".