A couple get obsessed with watching a couple in the building opposite

When Pippa and Thomas move into their dream apartment, they notice that their windows look directly into the apartment opposite – inviting them to witness the volatile relationship of the attractive couple across the street. But what starts as a simple curiosity turns into full-blown obsession with increasingly dangerous consequences.

Two people living together are sent footage from a stalker.

There are certain men in this world who derive great pleasure from watching their wife or girlfriend engaging in sex with other men... commonly known as Watchers or Observers. These couples are usually hyper-sexual, and enjoy roll playing, swapping, and group sex. Meet John & Karen Dawson, they are just such a couple. John can't get enough of seeing his hot wife being ravished by other men. Friends, co-worker, or complete strangers, and Karen is only too happy to oblige. It has become an obsession and like any obsession sooner or later things tend to go horribly wrong. So when Karen decides it's time for a change, and falls for one of her new found fuck buddies, John's world is turned upside down. He fights to keep his wife and marriage intact, while Karen slips further and further away...Time to make a choice. Will he be able to give up his obsession, and the kinky underworld that goes with it, or will he walk away from the woman he loves.

Evie and Pete move into an upscale neighborhood and find themselves in a world of curtain twitching and status anxiety. They find friendship in the shape of the couple next door, alpha traffic cop Danny and his wife, glamorous yoga instructor Becka, but after Danny and Evie share a passionate night together there is trouble ahead.

Nothing is what it seems when the manager of an apartment building becomes obsessed with a new couple who move in.

French movie about a couple who get thrills off of watching themselves have sex. Soon they realize that watching the other spouse with different people might be an even bigger turn on.

A middle-aged man in a stagnant marriage, finds his life upended when an attractive young woman and her seemingly abusive husband move in next door.

Paul is obsessed with his neighbor across the street, "Elena." Every day he watches her through the window, while "Elena" deals with her abusive partner.

A young medical student observes his neighbour's love life through a hole in his apartment wall.