From History's Shadow (Star Trek: The Original Series)

An original novel set in the universe of Star Trek: The Original Series! 2268: Following the encounter with the mysterious Gary Seven in the twentieth century the crew of the U.S.S. Enterprise is startled by two intruders who have transported through space and time from Earth circa 1968. Incredibly one of the infiltrators is a Vulcan who asserts that hes lived among Earths population for over a decade. The other represents a little-known race and reveals to Captain James T. Kirk that she has spent the last twenty years working to bring about humanitys destruction. It is then that Gary Sevens young protge Roberta Lincoln arrives seeking Kirks help... 1947: In the wake of the infamous Roswell Incident involving a crashed alien craft and beings from another world Captain James Wainwright finds himself recruited as one of the first members of Majestic 12 a secret organization with two goals: Collect evidence of extraterrestrial activity on Earth and develop strategies to combat alien invaders. And it is this very mission that will consume Wainwrights life for the next two decades driven by the knowledge that the danger is as real as the aliens living among us...