Maggie becomes a strong and ruthless member of the all-female Dark Moon gang led by the merciless Trigga, and the all-female motorcycle gang look after each other as they patrol the streets in the small town.

A dispossessed, violent man's life is a disastrous attempt to exist outside the social order. Successively deprived of parents and homes and with few other ties, he descends to the level of a cave dweller and falls deeper into crime and degradation.