Aori Inazakai's father and two older brothers are somewhat crazy scientists. The two older brothers, who dote on her younger sister Aori and are always in competition, built a robot to take the place of her dead mother that day... "YAT relief! In 1994, just before working on "Space Travel", a gag work full of special effects stories was serialized for a short period of time in "Monthly Comic Comp" from the beginning with a total of four episodes.