Callie Perry lights up every room she enters, and adores her settled family life in tony Bedford, New York. Steffi is Callie's younger sister. At thirty, she's still a free spirit bouncing between jobs and boyfriends in Manhattan. Their long-divorced parents, Walter and Honor, share little besides their grown daughters. But when Callie receives a difficult diagnosis, the family will come together for one unforgettable and ultimately life-changing year.