Mega Man 7 3so1

Mega Man 7 story plot takes place directly after Mega Man 6. Stop the evil Dr. Wily and his  four Robot Masters, in a hidden laboratory: Burst Man, Cloud Man, Junk Man, and Freeze Man. Mega Man will get help from his old friends to save the world once again. 216a6a

More details about this game can be found on Wikipedia.org