Several different people and parasites affected Reiko's life in big ways. Not only did they help move her story forward, many of them changed how she felt and thought. Their part of her story is analyzed here.
Shinichi - Critical data in determining the future.
A - The father of her baby.
Kusano - Have you ever thought like humans do?
Kuramori - The detective that led her to love and death.
Others - From her creations to her killer.