Wiley Royce Versus The Martians

Wiley Royce - master of all he surveys - is intelligent enough to believe that there are more things in heaven and Earth than are dreamt in his philosophy, so when his friend confesses that he's a visitor from another planet, Wiley's willing to accept that. But when his friend's young cousins show up with strange tales from the homeworld, will Wiley decide that three aliens constitutes an invasion?

Book Four in Series: Tom and Wiley

Also in this Series:

Book 1: This Carnival of Strange

Book 2: Wiley Royce

Book 3: Generally Recognized as Safe