Emma Agnew leaves her friends house at 9 on a Monday morning and never makes it to work She is deaf and usually in constant contact with her family Her last text reveals she is meeting someone That night her car is found aflame at a park not far from her work Twelve days later her naked body is found Investigators examine the area hoping to find some evidence to the identity of the killer

A handless body washes up on a wild Wellington beach Identification of the corpse is the investigators first challenge Someone has gone to a lot of trouble to mask the identity of this 62yearold victim Pathologist Simon Stables reveals the order of more than seventeen injuries on the body and sheds light on at least three weapons involved in the homicide and mutilation of the body

As a group of students near the summit of a steep hill a man appears out of the dark He is running down the road toward their vehicles his face is bloodied and his feet and chest are bare He claims to have accidentally killed his exgirlfriend in an attempt to take his own life but it is the science of mechanical engineering and pathology that reveal the true story

Rae Colleen Portman is four months pregnant when she is reported missing Three months later her body is found dumped in a pit and covered in trash bags on a farm near Auckland Her body is wrapped in a pool liner tiny flecks of paint are found on tape strapped to her legs and a small piece of particle board found provides vital clues as to who was involved with this murder

A mother or four is found dead on her bathroom floor The door is hanging askew on one hinge glass from the window is scattered all over the scene and the walls are lined in her blood The murder scene is discovered by her younger sister when the victim fails to make the school pickup of her children As the evidence stacks up the suspect changes his story but science divulges his dishonesty