事故発生から三日目。浩一（小宮璃央）と満（井上想良）は委員長（新原泰佑）と共に生物室で玉置先生（朝井大智）から小河先生（中村優一）との関係性を聞き、自分たちに重ねて思いを巡らす。クラスメイトや香住先生（小林涼子）の言葉で浩一に少しずつ変化が訪れている事実を突きつけられ、不安に押しつぶされそうな満を、浩一は背中越しに優しく抱きしめて...。
No terceiro dia após o acidente de Koichi, Mitsuru percebe que algumas pessoas começaram a perder Koichi de vista, o que o força a encarar o fato inevitável.
On the third day after Koichi's accident, Mitsuru notices that some people have started to lose sight of Koichi, which thereby forces him to face the inevitable fact.
