Carol Denman divorced her husband over twenty years ago and has never looked back. But on the day before their daughter's thirtieth birthday, John barges back into Carol's life with a request that threatens the fragile stability she has built. John Bowman is sick. Very sick. While he still can, he has some amends to make and some promises to fulfill. But to do that, he not only needs his ex-wife's agreement... he needs her. With the past hovering between them like a ghost, Carol and John embark on a decades-overdue road trip. Together they plunge back into a life without water... but which may ultimately set them free.