In the Tokyo Metropolitan Police Department, there is a secret team that takes care of certain crimes that could not be handled by police official. Their duty is to investigate the tricky cases and seek the truths that cannot be dealt openly.
This is a suspenseful socially aware drama that depicts three issues, which are kidnapping, disappearance and murder in a profound manner. The common theme throughout this drama is “Revenge, if it is right or wrong”.
There are two men playing as leading principles, Muto and Kaburaki. A girl who had been so special for both of these men was killed. For Muto, the girl was his younger sister whom he loved like his daughter after the death of their parents in their youth. The other man, Kaburaki, who had been a lonely man with no family , for him, the girl was the only one he had ever loved in his life.
In the “Season 1,” it focuses on Muto who suffers conflicting feelings, wishing to make a revenge for his sister, yet chooses not to go for revenge and tries to track down the crime pledging that no such victims shall be claimed again.
In the “Season 2 “, the main character changes into Kaburaki who is getting trapped with his desire to go for revenge that goes over the line. There is also another key person, Tamaki, the commander of this special mission who is cold-blooded. He is a kind of man who would do whatever in order to break the case.
The drama develops peculiar and absorbing cases such as kidnapping and murder with the three men as main roles of the story. It depicts in-depths the question of “ Is revenge justifiable or not” through the point of totally different types of men.
Muto and Kaburaki, who are tied with deep mutual attachment, struggle, suffer, get enraged and undergo emotional turmoils with the different answers they finally found against “revenge.” Eventually, tragedy awaits them..
This is the first joint drama production between “Otona no Do dra,” literally Saturaday drama for the matured viewers, and Japan’s number-one premium pay-TV broadcaster WOWOW’s “Drama W series,”.
Both drama slots that feature human stories with a unique world view comes as an entertaining drama for adults.
The drama is based on the trilogy novel by Tokuro Nukui that sold over 450,000 copies as a total.
The novel comes from the very first time as drama series with the unique fashion in which the principles are replaced per cours.


警視庁内には捜査課が表立って動けない事件を処理する「裏稼業」ともいえる存在がいた…。
警察組織が扱いにくい事件を捜査し、真相を追い求めるのが特殊任務担当の彼らの仕事。
このドラマは「特殊任務」につくことになった男と、その男の親友である現役刑事、そして特殊任務を指揮する男の３人を軸に“誘拐”“失踪”“殺人”の3種類の事件を重厚に描く社会派サスペンスである。ドラマ全体を通しての共通テーマは『復讐の是非』。
主役は、同じ大切な女性を殺された二人の男。早くに両親を亡くし、親代わりにかわいがってきた妹を殺された男・武藤（玉山鉄二）。天涯孤独の身で、唯一愛した恋人を殺された男・鏑木（谷原章介）。
シーズン１では、心のうちの復讐心に苦しみながらも、復讐を選ばず、妹のような犠牲者を二度と出さないように犯罪を追い続けようと決意する武藤。
シーズン２では、一線を越えた復讐に囚われていく鏑木。
また、特殊任務の指揮役であり事件解決のためなら手段を選ばない非情の男・環（渡部篤郎）。
この３人の男の物語を軸に、特殊で興味深い誘拐事件や殺人事件を取り上げ、男たちの対照的な生き様を通して「復讐の是非」の表裏を描く。
深い友情で結ばれている武藤と鏑木は、復讐を巡って互いの決意の違いに葛藤し、怒り、苦しみ、そして悲劇的な結末を迎えることに…。 「オトナの土ドラ」と「連続ドラマＷ」。共に、独自の世界観のある人間ドラマを目指すドラマ枠が、大人が楽しめるエンターテイメントドラマを初の共同製作。
原作は累計45万部を越える貫井徳郎の３部作「失踪症候群」「誘拐症候群」「殺人症候群」。シーズンごとに主役を入れ替えるという手法で初のドラマ化。