After dating for half a year, Masaaki decides to take his relationship with his mature senpai to another level. He gathers up his courage and tells her his thoughts right before Christmas Eve. How will senpai react?

It starts from where the last season left off, Aito and Ashisu meet her new assistant. The entry of a new member. What story can she make out of Aito and Ashisu’s life?

Najimi Osana’s goal is to make a fortune in life, but in reality, she hasn’t been having much success in her job. Tsuyuri, a doujin artist and a friend of Najimi, takes her to a convention to help her sell her doujin; and after learning that her childhood friend Justice is a very successful doujin artist, Najimi declares that she will make her fortune by creating doujins of her own. However, Najimi has never created anything close to a doujin before, and will struggle through many difficulties. Together with Tsuyuri, Justice, and Sora, they will work together for Najimi’s sake to gain fame and fortune in the doujin market.