When the daughter of a Cambridge professor is brutally killed while out jogging, Lynley and Havers are assigned to the case. The young woman was deaf and it appears that the attack was deliberate. There are a number of suspects in the case, the daughter's ex-boyfriend, another Cambridge professor, the stepmother, and a student advisor; but who's the killer?When the daughter of a Cambridge professor is brutally killed while out jogging, Lynley and Havers are assigned to the case. The young woman was deaf and it appears that the attack was deliberate. There are a number of suspects in the case, the daughter's ex-boyfriend, another Cambridge professor, the stepmother, and a student advisor; but who's the killer?