Alexa, Fernand, and Louis form a tender yet unconventional trio in a quiet suburban home. Fleeing failed marriages and societal expectations, they build a life rooted in love and mutual support. But their unorthodox arrangement stirs suspicion, especially from a curious police inspector whose own life is about to change in unexpected ways.

Bertrand dutifully visits his terminally ill wife every day, braving the long train and bus ride to and from the hospital. Lorraine not so willingly visits her boyfriend who was diagnosed with colon cancer. They bump into each other during one of their visits and begin to meet for coffee. Coffee turns into Lorraine offering to drive Bertrand to the train station and the two turn to each other in their time of grief and confusion.

With gun-toting rivals on his tail, a daring bank robber takes refuge in the quiet residential street here he grew up and where his mother, Maniette, still lives. An unscrupulous property developer, Korazy, is buying up the neighborhood to turn it into a gleaming new banking district, but to her son's disgust Maniette leads the inhabitants resistance. Her ingenious methods provoke her boy's admiration, but he fights back with sneaky traps and underhand tricks when Maniette tries to force him to do the right thing just once in his life.