Notebooks that foretell deaths, numerous urban legends, and murders with no clues... a series of strange incidents occur, and people are lead into a deep labyrinth of mysteries. Five fledgling teen detectives of the Dan Detective Academy, which was founded by the legendary and renowned detective, Morihiko Dan, work together to solve such difficult cases. Stealthily at work behind the strange incidents is an evil crime syndicate called the "Meiosei". They are a group of intellectuals who have long antagonized the Detective Academy run by Morihiko Dan. The five youngsters make their way forward a step at a time as they come face to face with death, clash with one another at times, reconcile, and deepen their friendship. This is a pop mystery drama series about youth friendship and adventure in the face of united efforts against dark forces.

偵探學園Q是以「金田一少年事件簿」出名的天樹征丸的作品，是曾在01年開始的4年中在日本的漫畫雜誌上連載，單行本22卷累計銷量突破700萬冊的人氣漫畫系列。

本劇集主要是描寫在專門訓練年青偵探的訓練學校裡, Q班的幾位學生的故事。憑著他們天賦的才能, 滿腔的熱城再加上無限的好奇心, 使他們逐一破解不少奇案。在追查真相的過程中, 他們遇到不少的專業犯罪者, 讓他們遇上不少的驚險情況。可是透過接觸不同背景的人的過程中, 他們學懂了不少的東西, 使他們成熟了不少。在劇中除了查案的過程, 也描寫了幾位年青偵探間的友情。

神木隆之介所出演的Q是一個弱小的中學2年級學生。只要一有事件發生馬上就會用敏銳的洞察力去分析。志田未來演出的小惠是一個擁有過目不忘能力的人。還有由山田涼介演出絕頂聰明, 運動也十分了得的龍。負責Q班的的老師七海光太郎（山本太郎饰）, 指示生們到在秋業原的學校分部,  在那裡他們找到老師給他們的第一件案的資料, 到底他們能否成功的破案呢?