Komichi Akebi has been accepted into Roubai Academy, the middle school her mother, Yuwa, went to. Komichi has dreamed of wearing a sailor uniform ever since she saw her favorite idol, Miki Fukumoto, wearing one. She puts on the brand-new sailor uniform Yuwa made for her and, at last, heads off to her entrance ceremony. She starts out full of hope that she can make lots of new friends, but then she notices that all the other students are wearing blazers. It turns out the school's official uniform has changed from a sailor uniform to a blazer...

Kei, who joined the photography club, asks Komichi to model for some photos. They get started right away, but Kei says the photos don't match the image she has of Komichi. That's to be expected, considering all Komichi did was copy Miki Fukumoto's poses. So as Komichi begins to wonder just what her "image" is, a certain occurrence results in her and Kei paying a visit to the Mangetsu Dorm, where Touko and many of their other classmates live. Komichi is deeply impressed by the sweets Touko makes, so with Touko's guidance, she tries to make some of her own...

Midterm exams are finally over, leaving some students overjoyed and others depressed, and now it's time to decide who will participate in which events at the school's upcoming athletic festival. Riri is selected as the anchor for the swimming event, but Erika nominates Komichi for the same position, so the two girls compete to determine who will be the anchor. Riri is a member of the swimming club, and once made it to nationals in elementary school, and Komichi feels no desire to compete against her as rivals. Then Riri proposes that if she wins, she and Komichi should swap uniforms...