A young woman travels with her partner to England on the unexpected death of her brother. Staying with her sister-in-law, she finds her companion soon drawn into a satanic cult based in the house whose rites seem to centre somewhat on large-scale sexual congress.
Odile, a young woman looking for adventure, is seduced by her neighbors, but the titillating new game turns dangerous when two unsavory players enter the mix.
A telepathic nightclub act becomes the backdrop for murder.