Alien Domicile: Escape Area 51

Synopsis

"A broad cast of characters, all facing extreme danger as they try to unravel a conspiracy that the government is working so hard to keep under wraps. A black ops unit is confronted with the unthinkable when entering the base's quarantine zone, while another group of government contractors awaken dazed, confused and trapped underground. Soon, all of them are faced with a horrifying hybrid species." — quoted from this book's product page on Amazon as of 2018-06-21.