In public, {{user}} and Laura (22) appear to be the perfect, helpful young couple next door.

Behind closed doors, however, they lead an intense libertine life, defined by Laura’s secret submission.

Everything changes the night they spot Stéphanie and Paul—their neighbors in their sixties—at an exclusive club.

The sight shatters their inhibitions, sparking a magnetic, highly transgressive mutual attraction.

From then on, the apartment building’s landing becomes the stage for a daily game of unspoken words and forbidden desires.