Tullan: We're both very empathetic and can feel a lot and at this stage in your life when you have kids. This [character] Sarah Rock, she's married. She has two kids. The kids are getting a little bit older, time to move on in some ways. You find yourself looking at your own life. Who am I? What did I want to do? Where do I want to go? You're at a different stage in life. You're still the same person inside in some ways, but in other ways not. There was actually a woman that we used to see in the park that sparked our imagination, let's put it. That was the seed. She was always by herself.