在这部都市女孩喜剧片中,玛丽和埃里克这对情侣自从中学就在一起，如今都已步入而立之年。在签署房屋购买协议后，玛丽却顿时心生疑虑，后来与一位神秘俊男的邂逅，促使她最终决定离开埃里克，纵身跳入欢乐和自由的海洋。但她很快就沉入海底，跌入一个无情的世界：她这个年纪的单身被别人怀疑有各种问题。但是在新的友谊的帮助下，玛丽把单身作为让自己变得更加坚强、为幸福做好准备的机会。
Marie and Eric, a couple in their thirties who have been together since college, buy their first apartment when Marie is suddenly overcome by doubt. Her encounter with a handsome, dark-haired man forces her to make a decision: she leaves Eric to throw herself into the big sea of pleasure and freedom. But she actually ends up on the bottom of the pool, where she discovers a world without pity: at her age, being single is quickly perceived as a suspicious defect. Enlightened by new friendships, Marie learns to envisage her single life as a chance to become even stronger and to at last be ready to be happy.
