A Harvard Law professor reopens a murder investigation based on the allegation that a confession was coerced by a maverick lawman. On the surface, it seems a straight-ahead case of a prisoner's...

A Harvard Law professor reopens a murder investigation based on the allegation that a confession was coerced by a maverick lawman. On the surface, it seems a straight-ahead case of a prisoner's guilt or innocence. But nothing really lies on the surface of this mystery climaxing in the Flordia Everglades.