Lieutenant Bill Davis finally retired from the fire rescue services. He had the necessary time on the job, but really considered himself too young to retire. Unfortunately, his body was telling him otherwise. Not long after, he felt the changes begin. They were minor at first but progressed to more and more obvious signs of a progressive (and massive) change. He and his wife became worried, and when they sought medical help, they were surprised by the government's involvement. Follow "The Species Serum: Genesis" as it begins the tale of the sudden evolution of a new species on Earth. Come along as our heroes weather repeated emotional storms and work their way through the research and the discovery of their plight... As well as their pursuit of a return to a redefined 'normal life.' This is a story intended for mature audiences.