Ai Yasumi is a first-year high school student living on Izu-Oshima who loves manga more than anything. Upon learning that Hoshi no Rei, her long-admired but long-inactive favorite manga artist, will be exhibiting at COMITIA, she embarks on a journey to Tokyo. However, she does not expect that a fateful encounter at the event will change her life forever. "How does one become a manga artist?" Ai enters the world of manga creation—a path she thought she understood, yet knows so little about. This is the story of a girl taking her first steps down the road to becoming a mangaka.