Cathy is an eight year old English girl. Cathy's parents are both doctors and separated. She is small for her age but feels pressured to be big and sensible. She doesn't want to be. When her mother goes to help in a disaster zone and her father is not available, she is sent off to Australia to stay with her Granddad. She has recently started wetting the bed at night and is mortified when that happens at Granddad's house. But Granddad's reaction is not at all what Cathy feared or expected.
A mysterious and enigmatic transfer student takes an interest in Minako, and soon implicated in a series of strange occurences near their school. It is then up to Minako to not only clear her friend's name, but to show the girl that life is still worth living, even when a fate worse than death has befallen her.