The Bonded

One family lives as genetic launchpad for the Bonded, a human evolutionary side-branch. 'The Bonded' have a communal mind, and they've coexisted with humans since prehistory. The book begins as a young forensic scientist and his mentor investigate a series of violent crimes. They learn an unknown group is involved, and one 'woman of interest' turns out to be a prominent member of the Bonded. She has the ability to cheat death, and has lived for centuries. She also turns out to be their moth...