Annette, 38, answers an ad from Paul, a farmer. She has only met him twice when she and her son Eric move in with him in the dead of winter. There Annette has to face Paul's hostile sister and her own past, which soon catches up with her.

In Paris, Ariane and Lena are sisters. Ariane writes photo novellas for the magazine "Toi et Moi." She's emotional and her long-time boyfriend, Farid, has her in a state because he won't propose, won't ask her to live with him, and often is unavailable. Lena is a cellist, quiet and circumspect in life and in her playing. She lives without passion with her boyfriend François; they're talking about having a baby.

Seaside takes place in a small coastal town on the Bay of Somme. The year-round inhabitants find ways to make their lives work; Paul, a lifeguard in the summer, works at the grocery all winter. His mother, Rose (Ogier) likes to play the slots just about anytime; his girlfriend Marie works in the local factory - the town's biggest business - but watching the summertime vacationers each year just makes her increasingly curious about what else might be out there. From these and several other stories, aided by close, revealing observations, we see a community perched between transition and stasis.

Alice是一个来自普通家庭的年轻女子，梦想着过上富有创意的生活。当Alice来到巴黎学习时装时，她遇到了Antoine，一个有着崇高艺术抱负的年轻人。他在一个特权家庭长大，想要寻求艺术中最高尚的思想和情感。但直到Alice指出前，他几乎没有注意过自我的优越感。Antoine和Alice一起走过一个工薪阶层的社区时，Antoine望了望四周，说：“这块廉租区很美丽。”这令Alice懊恼的走开了。

In the 1950s, Louise left her husband when their children were still little. She was never heard from again. Her daughter Martine stayed in the small seaside town, where she became a doctor. Martine's daughter, Audrey, a thirty-year-old independent woman, returns to visit her parents. By chance, she finds a notebook that belonged to her grandmother, a diary that may at last explain her departure. Will it reveal the things left unsaid, that have altered the relationships within the heart of the family ever since? In it, will Audrey find answers to the questions that she is asking herself about her own future?