Roberta Collins

When high-priced athletes begin disappearing in the Philippines, it's time for crack Private Investigator, Mark Harber, to leap into action.

A group of motorcycle riders take a trip to the mountains that soon turns into a nightmare when they're stalked and attacked by backcountry sadists.

Karen Walker quits her job at the tuna cannery and joins the Avengers, a roller derby team, where she gets into trouble with teammates and opponents.

After her sister is killed in jail, a stuntwoman deliberately gets herself sent to prison in order to kill the inmates responsible.

In a dystopian future, an automobile race requires contestants to run down pedestrians to gain points that are tallied based on each kill's brutality.

Horror and suspense in the story of a psychotic maniac who literally "loves" women to death.