A number of stories of young girls hitch hiking are intertwined, the most notable being the one with Margaret Heald and Helen Bernat who want to go to a pop festival. Unfortunately, they accept a lift from a leather glove wearing porn obsessed pervert who ends up taking them into the woods and brutally raping them. Another hitch hiker accepts a lift from a posh couple in an expensive car and ends up becoming their drugged up sex toy in a hotel...
The abruptness of the film from interviewing foreign students to savage sex crimes is nearly as shocking as the actual crimes. It is grubby, exploitative though for a nostalgic look at the roads, cars and music of the 1970s it surely scores. But you'll probably feel like you need a wash afterwards.