One missing boy.
Four possible suspects.
When young Leo disappears after leaving school, it sets a chain of events in motion that will change the lives of the residents of a quiet Yorkshire village forever.
Ashton returns home many years after committing a heinous crime as a child, and starts to teach an art class.
Lynda, a stern secondary school teacher who unwillingly gave evidence against him, recognises her tutor as the troubled boy from all those years ago, b.