Unable to put a single word on paper, a youngish man with one novel to his credit finds that his life is crumbling to ruins around him because of his severe case of writer's block. He tries every remedy known to man and makes up a few new ones in this comedy. All his efforts are futile: he loses his girlfriend and his apartment and has a succession of misadventures until finally, homeless and hospitalized, he rediscovers his inspiration.

Ada was settled in her life, she was pleased with it, or thought she was. She was one half of a couple who seemed happy, she'd had a child, was even due to get married, and wham... she met Paul... And this Paul was writer to boot, who lived alone with his grown daughter, had an exceedingly intrusive mother, and had the unfortunate idea of losing his father when this story had hardly got off the ground... Life started to gather speed. It was about time.

一个年轻的商业律师，发现他家楼下无家可归的罗马尼亚老人与他的祖母相像。有天晚上，他为老人做了一个纸牌儿：我可以做你的祖母。过往的人突然变得慷慨起来。其他无家可归的人也来向他要纸牌儿，让这个年轻人应接不暇……
Un jeune avocat d'affaires trouve que la vieille SFD roumaine en bas de chez lui ressemble à sa grand-mère. Une nuit, il lui fabrique une pancarte en carton : Je pourrais être votre grand-mère. Les passants se montrent soudain très généreux. D'autres SDF lui réclament une pancarte. Le jeune homme est rapidement dépassé par la demande.