A twenty year old mystery. A teenage girl struck by lightning and the righting of past wrongs.

Sarah and her son, Herry, have moved back to Sarah's hometown for a fresh start. But soon she starts to feel haunted by memories of a summer 20 years ago and her friend Gen, the lightning girl, the girl who disappeared. What really happened to Gen and why does Sarah feel that someone is watching her now? Someone who wants the past to stay where it is . . .