The play is adapted from the original manga of the same name by Zhu Toa, and Yamashita Tomohisa plays the role of the weird and genius scientist Niukura Tetsu who studies parasites. With a prosthetic hand like a robot in his right hand, he bought the huge botanical garden in Hakone to transform the greenhouse into a home and research institute, accompanied by various animals day and night. This work tells the story of him and his assistant Gao Jiachunma and others who used scientific knowledge to solve various difficult cases.