The protagonist, Osana Najimi, sets foot in the world of Doujin-shi (self-published manga) when she is invited by her classmate, Tsuyuri. At first, she experiences culture shock, but is also influenced by Tsuyuri and Justice, a very popular doujin author and her childhood friend. She then announces that she intends to make a killing in the doujin market. Although Najimi is not good at drawing, she is determined. On her long road to success, both fans and rivals appear.