故事讲述小孩耶利米书被母亲萨拉从寄养所里接出来,之后跟随着这个不到20岁的母亲一同上路,卷入糟糕的生活。耶利米书和母亲穿越在美国的乡间小路,他开始了解到这个世界艰难困苦的一面……The dysfunctional twenty-three-year-old Sarah takes her six-year-old natural son Jeremiah from the home of his beloved foster parents with the support of the social service to live with her. Along the years, the boy shares her insane and low lifestyle and is introduced to booze and drugs and mentally, physically and sexually abused by Sarah, her lovers and her religiously fanatic family.