"The Commission of Counter Ghoul is the only organization in the world fighting the Ghoul menace, and it will use every tool at its disposal to protect humanity from the ultimate predator. Its newest weapon in this hidden war is an experimental procedure that implants human agents with a Kagune -- the Ghoul organ of predation -- giving them Ghoul powers and abilities. But both the procedure and the newly formed Qs Squad are untested. Will they become heroes ... or monsters? Haise Sasaki has been tasked with teaching Qs Squad how to be outstanding investigators, but his assignment is complicated by the troublesome personalities of his students and his won uncertain grasp of his Ghoul powers. Can he pull them together as a team, or will Qs Squad's first assignment be their last?" -- Back cover of volume 1.