Eve Dallas has a mysterious homicide to solve when a popular teacher at an exclusive school turns up dead in his classroom, apparently poisoned. Dallas is baffled as to who could possibly hold a grudge against this enthusiastic young teacher.It doesn't help when a beautiful ex-girlfriend of Roarke's comes back into his life. While Eve is fighting her jealousy, she grows more and more frustrated with the case, especially as it becomes obvious that no one is as innocent as they seem.