The Official Guide to Mega Man

The Official Guide to Mega Man is a book by Steven Schwartz licensed by Capcom USA detailing the history of the first three Mega Man games and mentioning Mega Man: Dr. Wily's Revenge. However, the book differs greatly from the games.

Summary
Mega Man was created by Dr. Xavier Wright. Wright's assistant, Dr. Jerome Wily, reprogrammed Wright's robots to conquer the city of Monsteropolis.