A number of teachers are murdered in a short amount of time. Policewoman Rowan tries to solve the case while dealing with her own problems.The first murder is strange, in Chestnut Village, where nothing ever happens. The second one raises more questions. By the third, Rowan's life lies in pieces as she tries to figure out why teachers keep getting murdered, and by whom. And then there's the fourth, worse than anything she's ever seen.