Watching TV with her husband a documentary about "Dogging" came on and much to her surprise she felt compelled to watch it fully, but a while after she became curious about the subject and wanted to know more.
15 year old Bobby come home from work early and catches his mother having sex with a stranger. His mother, Marie, finds out that Bobby saw her and tries to explain the circumstances but he isn't interested in her actions. Later when they are discussing her infidelity they fall into each other's arms and the sexual seduction of both mother and son begins.