你来做我的助手吧。君冢君彦有一种神奇的体质，那就是随时随地能被卷入事件当中。有一次他乘坐飞机去旅行，在高空1万米被一位少女希耶斯塔，他自称是侦探，被选中了当他的助手。两个人要和世界各地的各种各样的敌人战斗，于是三年来乘坐飞机在世界上面飞来飞去。这样的冒险旅程为什么只持续了三年，因为第3年之后侦探就去世。这样美妙又奇异的冒险世界结束后过了一年。君冢已经是一位高中三年级的学生了，他似乎忘记了自己曾经侦探的身份过着很普通的学生生活。他在日常的温水中逐渐失去了那一些天赋，可是突然他身边出现了一个委托人，他被问到你就是名侦探，这样他和自己同年级的少女相遇，以这个为契机过去的宏图，在他的脑海中再次展开，他想起了过去也在现实中继续了他的侦探之旅

Come and be my assistant. Kimizuka Kimihiko has a magical physique, that is, he can be involved in incidents anytime, anywhere. Once he was traveling by plane, and at an altitude of 10,000 meters, he was selected as his assistant by a young girl, Siesta, who claimed to be a detective. The two of them had to fight various enemies all over the world, so they flew around the world by plane for three years. Why did this adventure last only three years, because the detective died after the third year. A year has passed since the end of this wonderful and strange world of adventure. Kimizuka is already a third-year student in high school. He seems to have forgotten that he used to be a detective and lived a very ordinary student life. He gradually lost those talents in the daily warm water, but suddenly a client appeared beside him, and he was asked that you are a detective, so that he met a girl of the same grade as him, and took this as an opportunity to pass the grand plan, Unfolding again in his mind, he remembered the past and continued his detective journey in reality