4화: 세나가 유키를 징계하고, 삼인방은 브라미우를 설계하며, 미하리가 유키와 고등학교 시절 만남을 회상한다.

4

First Part: S&M: Sena comes to ask Yuuki to pay the charge for working, but Yuuki already spent all his money. Because he doesn't have money and he made fun of her last time, she gives Yuuki punishment. Second Part: The Mascot Character: It seems that cute mascot characters are really popular right now, so Mihari, Yuuki and Ashisu decide to think one for Yuuki's manga. Third Part: Introducing Bra-Mew: They decide on the character Bra-Mew. Fourth Part: Seventeen Mihari: While walking on the street, Ashisu asks Mihari how she met Yuuki and Mihari tells how they met for the first time in high school. (Source: Mangaka-san to Assistant Wiki)