Flow She is the smallest sister out of all three. Her birthplace being the space above the sky she learned how fragile the existence really is. Even if she has a good understanding of life, she neglects details, only looks at the bigger picture. She represents the outer world.
The sister series is about three similar souls arriving into this world in three different ways. What connects them is their drive to finally awake and explore the world. Everything will be overwhelming at first for these fragile beings so help them out in their journey to get to know themselves and everything around them.