Luc and Gaston are French bus drivers who would do almost anything for pretty girls. Thus they "borrow" one of their firms busses in order to bring some girls to Kitzbuehel for skiing.
A cowboy goes to help out his friend, who has been falsely accused of murder. The two find themselves in the rugged and mysterious Pallidi Mountains, where they come up against an outlaw gang that is searching for a buried Inca treasure, which is guarded by a lot Inca tribe.
Michael Kirchner, nicknamed "The Black Lightning", is a passionate alpine skier. Now he must eliminate the tough opponent Herbert Tanner to be the representative of the national team.