The Spiral Ladder

Yamane Tasuku, a younger member of the Scientific Experiments Club alongside Ohtomo, is troubled by three things. The first is that Ohtomo picks on him too much. The second is that he's always left behind in conversations. The third and most troubling of all is that he doesn't know how to become a member of the Boy Detectives' Club. One day Yumeko approaches him, mistaking him for a member of the club and asking him to investigate a case in which the school's most attractive boys are becoming victims of theft. But Yamane is so pleased by the mistake that he accepts the job...

科学実験部員で大友久の後輩、山根たすくには悩みがある。ひとつは、大友にイジられ過ぎること。ふたつめは、すぐ話題に取り残されること。そしてみっつめ、山根最大の悩みとは、どうしたら少年探偵団の一員になれるのかということだった。すると、山根を探偵団員と勘違いした夢子が、瑠璃野学園のイケメン私物盗難事件を調査してほしいと依頼を申し込んでくる。まんざらでもない山根は、つい依頼を引き受けてしまうが……。

Yamane Tasuku, un miembro más joven del Club de Experimentos Científicos junto con Ohtomo, está preocupado por tres cosas. La primera es que Ohtomo lo molesta demasiado.

어느 날 아침 학교에서 타스쿠에게 말을 걸어온 여학생. 그녀는 소년탐정단에게 의뢰가 있는 듯하였는데... 타스쿠는 무심코 그 의뢰를 접수하게 된다.