The past and the future are major themes. Both Adrian and Kat have a past that has greatly impacted their life and who they are. At this point in their journey they have to decide how much the past will color their futures. What do you let go of so you can move on and what do you keep? Abbey is Kat's daughter. Her innocence is precious. The grown ups are dealing with heavy stuff and this little girl is right in the middle of the storm. She is refreshing and in a lot of way she gives both Adrian and Kat a reason to want more out of life.