《清洁谜案》讲述年轻的单身母亲蕾切尔和她年幼的儿子利亚姆生活贫困,蕾切尔作为一名清洁工努力工作,尽她所能给儿子最好的生活。某天,一位富商艾略特问蕾切尔是否可以专门为他打扫卫生——工资更高,工作时间更少。蕾切尔马上接受了这份工作。可渐渐地,艾略特对蕾切尔和利亚姆的控制欲越来越强。 蕾切尔心生怀疑,开始挖掘他的过去,于是揭开了他童年的一个黑暗故事,这也解释了他对母子二人的痴迷。为了修复过去,艾略特会付出怎样的代价?。女主从小被抛弃,被同父异母的弟弟欺负,但他生性要强,乐观开朗,努力为重病母亲赚取医药费,面对坏人,她坚强勇敢,从不退缩,男主爱上女主身上的优秀品质,始终鉴定相信女主,并帮女主摆弟弟和父亲,让坏人绳之以法,邪不压正,好人好报。。Riley, Maya, Lucas, and Farkle head to High School. Riley and Maya are intimidated by the older kids. Meanwhile, Lucas and Zay try out for the football team and gets picked on by the other players. Farkle and Smackle are hanging out with the brainiacs and fit in with them really well.。