Ore to Kanojo no Moeyo Pen

In order to polish up my techniques to achieve my goal of professionally debuting as a hot-blooded battle manga artist, I, Kimijima Sen, became the assistant of the pro manga artist Ikigoma Agito-sensei. But... she is a high school girl drawing moe manga that has no relation with the type of manga I'm shooting for!? "Tch... why is it a guy!? I heard that it'd be an older gorgeous big-boobs girl!" On top of that, she really loves eroge and has an extreme fetish with beautiful girls and big brea...