"In an ice cave in the Swiss Alps, Mitch Rafelson, a renegade paleontologist, discovers a frozen Neanderthal family, including an oddly evolved infant. Meantime, in Soviet Georgia, Kaye Lang, a microbiologist, is investigating a massacre site, where pregnant women were exterminated. These events relate--by way of elliptical scientific reasoning--to a retrovirus being hunted by U. S. government scientist Christopher Dicken. Called SHEVA, it causes genetic mutations in embryos and may also be an agent of evolution, ushering into being a new race of humans. Is it a sexually transmitted disease? Or, more sinister, is it a God-sent means of delivering up a new Adam for the millennium? " - P. W.