Abby is a six-year-old girl who loves to swim. In fact, she loves it so much, she always wears her purple long-sleeved swimsuit, pink swimming goggles, yellow swimming cap and orange swimming shoes. She loves to swim and splash around in her swimming pool with her little sister Ferne, who is three years old and wears a blue long-sleeved swimsuit, black swimming goggles, cream swimming cap and red swimming shoes. She also loves to hide in boxes filled with water, and hold her breath to the point of drowning.