a new nano-technology developed to cure alzheimer’s disease (the project: born again chip) is somehow bringing the dead back to life with an insatiable hunger for human flesh, and it’s going to take three “enhanced” female government ops known as the g.r.a.v.e. (genetically refined and virally enhanced) grrrls to solve the mystery and put the dead back to bed. but that only raises more questions- both to the zombie plague and their own origins.