Initially, Alexa Glocks first case as a traveling forensic investigator seems straightforward - her expertise in teeth helps her identify the skeletal remains of a hunter found on the remote Stewart Island in New Zealand. But when she realises the bullet lodged in his skull was not self-inflicted and a second, shark-ravaged body washes up on Ringaringa Beach, its clear that something is off. The disturbing sight confirms what locals have hashed out in the pub shark cage diving, lucrative for owners and popular with tourists, has changed the great white sharks behaviour, turning them into...