本剧虽然译作《恋爱症候群》，但却没有像样的爱情故事在里头；
本剧虽以寻找窃取公司钱财的罪犯为线索，但抓不抓得到主谋并非重要；
本剧看似一场办公室内男人与女人的战争，两大阵营几度分分合合，可谁输谁赢好像也没人在乎；
制作群将本剧包装得很诡异，一下子搞笑，一回儿悬疑，最后却出乎意料地急转直下，由明快转入阴沉。
而最初策划时名为Top Secret，后改为Love Complex，那么，这个隐藏的Top Secret究竟是什么呢？

Assistant Inspector Fukuie does not look like an assistant inspector but once she starts an investigation, she takes no notice of anyone as she searches for the key to find out the truth. She does not care for the hierarchical relationship of the organisation or career advancement. If she has doubts, she will not listen to her superior and will persist in investigating to the end. Fukuie’s boss Inspector Ishimatsu is completely different from her. He places importance on the organisation and discipline, is rigid and strait-laced. Ever since Fukuie became his subordinate, his pride has been in tatters because she loves to disregard his instructions and investigate on her own even though this eventually results in success and he gets credit for her achievements. His principle is to investigate using orthodox methods, but the results that Fukuie delivers goes against this and makes him feel ashamed.

Eikichi Onizuka, former gang leader, becomes a teacher of a class of students who torment their teachers and fellow students. Of course they do not do this out of whim, they have their reasons. Onizuka is charged by the chairlady to help these troubled students into a more healthy adulthood, and help rehabilitate the teachers in the process as well.

Professional assassin O has resided in an isolated world of killing and loneliness. But his life begins to change once he meets the innocent Chin; hired to clean O's apartment. However, soon the flamboyent and reckless Tok enters Chin's life with a mission to unveil O's identity and usurp his place as the number one sharp-shooting assassin in the game.

超人气乐团CRUDE PLAY如日中天，虽得益于名制作人高树总一郎（反町隆史 饰）的精心打造，而乐团的影子成员小笠原秋（佐藤健 饰）更是功不可没。秋在出道前是乐团的贝司手，但是他厌烦商业气息极浓的音乐圈和潜规则而选择隐居幕后，与名歌姬茉莉（相武纱季 饰）、高树制作人之间的感情纠葛更令他身心疲惫。偶然的机会，他邂逅了一个相貌平平的女高中生小枝理子（大原樱子 饰）。以谎言为开端，两个人走到一起。秋隐藏着真实的身份，热爱唱歌的理子则无奈在男朋友面前封印歌喉。直到某一天，理子和同学组建的乐团被高树发掘，命运推动她们走向音乐舞台的中央，她和秋之间由谎言维系的爱恋也面临着考验……
本片根据青木琴美的同名漫画改编。

本剧改编自藤泽亨的同名漫画，这部代表平成时代的话题作品，经过26年的时间，回到了令和时代。鬼冢将继续作为教师赴任到问题百出的高中，为有烦恼的学生们展开鬼冢式的热血授课！时代从平成变成了令和，当时没有的SNS上的诽谤中伤和纠纷等也增加了。在有钱人越来越富，穷人越来越穷，生活越来越艰难的现代，鬼冢能成为令和的新英雄吗？曾经被称为“Great Teacher”的男人，将如何面对令和的高中生?

今年是《相棒》诞生的第20年，杉下右京和他的搭档冠城亘会有怎么样精彩的表现呢？

《相棒》终于迎来了播出二十周年这一重要的节点！这部国民刑侦电视剧虽然拥有高收视率，受到广泛年龄层观众的支持，却仍然坚持不断追求创新，为观众带来全新的视听享受。《相棒19》是特命科的杉下右京（水谷丰饰）和冠城亘（反町隆史饰）这对越发默契的搭档合作的第六季。在两位主角为观众们拉开《相棒》系列第二十年帷幕的同时，众多不可或缺并且具有鲜明个性的配角们也会继续在这部经典作品中奉上精彩的表演。让我们继续期待相棒世界中崭新的一页！

《相棒》是日本朝日电视台与东映联合制作的系列刑事、推理电视剧。