The Dark Brown Editor and the Shota Mangaka

Vol.3 Chapter 17
Vol.3 Chapter 16
Vol.3 Chapter 18
Vol.3 Chapter 16
Vol.3 Chapter 18
Miyazaki Nagi hasn't been able to make it as a mangaka. On top of that, his editor changed recently. After returning home one day, a depressed Nagi opened his door to find... a beautiful, dark brown woman in her underwear?!