sexual attraction

Tom and Janet have been happily married for years. But a visit from a mysterious stranger leads to a dead body, a lot of questions, and a tense couples' trip with friends who may not ...

In 1973, five men and six women drifted across the Atlantic on a raft as part of a scientific experiment exploring the origins of violence and sexual attraction. Nobody expected what ...

Backpacking alone on the Appalachian trail, a married woman meets a younger hiker and the two strangers become inexplicably drawn to one another.