High-class Robotics School a.k.a. Kousen is a high school that professionalizes in robotics. Although they have won many robotic competitions, they are not very well known for anything. The story doesn't focus on the school itself, but revolves more around a boy named Kaneko and his misfortune in the school. He is forced to cross-dress and do various "things" throughout the school year. No one knows what will happen in this school, especially when the senpai are a bunch of perverts!

The Iron Pen Force plans on taking over the world, and no manga assistant will stand in their way! But in an attempt to eliminate Tamae, an aspiring manga assistant, they are thwarted by Keika, a master of Manga Assistant Jutsu! Keika saves Tamae, and after a bit of misunderstanding, they become very intimate friends. But what plans do the Iron Pen Force have in store for Keika?