内容简介：
Meet Sam. A Heavenly being that wants answers. Meet Dawn. A girl with a million questions for a sister she hasn't seen in fifteen years. Both have only seven days to get the answers to the questions before history repeats itself. Sam and Dawn take you on a journey that exists somewhere between love and hate. Sam follows Dawn as he sends her back exactly seven days before her sister's murder. She goes back, knowing how it will all end and Sam won't let her change a thing. When you are given Seven Days To Say Goodbye, how do you say it?