The Cole Protocol is a military science-fiction novel set in the Halo universe, featuring combat between human forces and alien enemies. While aimed at young adult readers, it contains frequent action violence typical of the series and some mature themes, but lacks graphic gore or sexual content. The story emphasizes duty, strategy, and survival with competent protagonists making difficult decisions.
A latest installment in the best-selling series based on the popular Xbox game follows the adventures that began with Contact Harvest and Ghosts of Onyx. Reprint. A best-selling book. Video game tie-in.A latest installment in the best-selling series based on the popular Xbox game follows the adventures that began with Contact Harvest and Ghosts of Onyx. Reprint. A best-selling book. Video game tie-in.
