Parasyte 8

"Shinichi vows to destroy Goto, one of the deadliest of the alien parasites that have invaded Earth-and people's bodies. But at the moment of truth, Shinichi discovers something unexpected in his heart: sympathy for the monster. Soon Shinichi, who harbors his own alien parasite, will come to a stunning realization about the dark side of human nature-and his own soul ... Includes special extras after the story!"--Publisher description.