Millie McCall is an exuberant, Harley-riding character who hosts scandalous poker parties for the local fellows wearing her red negligee. Young Jim Halprin is a stand-in at the party, forewarned to flee the moment the last card slaps the table. A swaggering Harley rider himself, Jim bonds with Mrs. McCall instead, as she absorbs lunar energy, shedding her disheveled appearance, becoming a tantalizing beauty. Jim rescues Millie's flashy Harley from destruction by juvenile predators but Millie laughs off the pranksters and leads Jim off on a wild chase in the wrong direction over the twisting...