Tooru is worried about the prospect of being left alone after Run and the others eventually graduate. While cleaning up leaves, Yutaka attempts to rescue a cat stuck up a tree. Later, Yūko collects point cards at a fast food restaurant for a free prize, while everyone does impressions of each other. After having a weird dream about Run, Tooru becomes more worried about her fears until she spots Run outside her apartment building, feeling happy that she hasn't changed.
年も明けた１月。新学期の始業式の日。
季節の移り変わりに、るんと過ごすことのできる限られた高校生活を意識してしまうトオル。
るんやナギ、ユー子の何気ない会話にも寂しさを感じていたが…。
새로운 해를 맞이한 1월, 신학기의 시업식 날. 계절의 변화와 함께, 새삼 학년이 다른 룬과 함께 보낼수 있는 고등학교 생활이 제한되어 있음을 의식해버린 토오루는 룬이나 나기, 유코의 아무렇지도 않은 대화에도 외로움을 느끼고 있었는데...
