At the beginning of the season Sylvia becomes pregnant with Andy's child. A baby boy, Theo, is born towards the end of the season. This is contrasted with the fate that awaits Sipowicz's older son, Andy Jr., who announces that he is to join the police force. Andy is finally bonding with his estranged son when he is gunned down, which leads the elder Sipowicz to fall off the wagon. Andy Jr's murderers are killed themselves by Simone in an act of self defense. Bobby and Diane, whose relationship had been put on hold while she attended AA, resume their relationship only for Diane to begin drinking again when her abusive father beats her mother. Her father is eventually killed and her mother becomes the prime suspect. James Martinez and new detective Adrienne Lesniak begin an affair but only after Lesniak tells Medavoy that she is gay, then that she is not; Martinez later breaks up with her due to her controlling and unpleasant behavior, and Lesniak eventually leaves the squad. Medavoy himself leaves his wife, recognizing that she is holding him back but it is too late to save his relationship with Donna who leaves to take up a job with Apple.
真崎直（泷泽秀明 饰）是一位正处于叛逆期的少年，整天在学校里惹是生非。这一日，真崎直因为又闯了祸而被留堂了，母亲祐子（佐藤仁美 饰）去学校接他回家，回去的途中，母子二人遇见了名叫伊濑谷亚美（优香 饰）的女孩和她的母亲，不知怎的，亚美给真崎直留下了非常深刻的印象。 祐子出门遛狗，却整夜没有回家，第二天，真崎直接到了来自医院的通知，在那里等待着他的，是母亲早已经凉透了的遗体。所有人都告诉真崎直，母亲的死是一场意外，是因为她常年过度劳累所致，父亲也决定不再追求，让这件事情成为过去。只有真崎直一人坚信，事情的真相绝对不是他所知晓的那么简单。
这是讲述福斯托及其生命中最后一天的故事。这是一个充满欢乐、激情、对孩子们的爱以及对未来无所畏惧的故事。这也是一个关于绝对的爱，及其戏剧性和决定性转折点的故事。但最重要的是，这是关于一个奇特家庭的故事。福斯托为这群受人喜爱的家人们赋予了出人意料的责任。这是一个关于欢乐、失败和笑声的故事，讲述了那些能够犯下宏观错误，也能做出小小英雄之举的人们。在这个故事中，每个问题百出的人都会竭尽全力做到最好。
根据李正明的同名小说改编，以朝鲜宫廷画室图画署为背景，讲述朝鲜时代天才画家申润福的故事。 朝鲜正祖时代，王宫画室图画署的生徒厅竟然发现了描绘女人的越格画卷。教授金弘道查明犯人是宫廷画员申汉枰的儿子申润福（文根英 饰），尽管惊讶于他的天赋和才华，然而润福还是不可避免地面临着被逐出图画署的命运。幸有亦师亦友的金弘道(朴信阳 饰)欣赏和保护，几经波折进入图画署的正式画员，其后两人受国王之托追查十年前的连锁杀人事件。而10年前，申润福的父母无辜遭到杀害，自己也被申汉枰收作养子。润福爱上了汉阳最美的艺妓贞香（文彩元 饰），而她却要被迫下嫁商人金兆年做妾。同时弘道发觉自己对同是男性的申润福产生了特殊的感情。而随着情节的展开，多年以前的杀人事件逐渐露出了端倪，申润福的秘密也渐渐被揭开……
