Shizu has gotten used to life in the Tsugumi dorms but she didn't score very well on her test so she must take another exam. Shizu dreaded taking this so she ran away from it. Saeri was the one who decided to do this so Wataru is beginning to wonder if it was a good idea to have Shizu live in the Tsugumi dormitory.

つぐみ寮の生活にも慣れてきた静だったが、テストの成績が悪く追試を受けなければならない事に。だが、追試を嫌がり逃げる静。この追試には沙衣里の進退がかかっているのだが…。そして、航はこのまま静をつぐみ寮で生活させていていいのかを悩み始める。