While he is with Hina, Youta is called out by Shiba and she tells him to leave. He then begs her to allow him to spend one last half day with Hina. As he talks to Hina, she recognizes and pronounce the names of his family. However, when he shows her his picture, she throws it to the ground. After that, Shiba tells Youta that his time is up. Just as he is about leave, Hina starts crying and tries to walk towards Youta, saying she loves him. Youta takes Hina home and everyone agrees to complete the movie. Youta decides to become a researcher like Hina's grandfather so he can cure her condition. Afterwards, everyone watches the movie together. At the end of the movie, Hina reveals in a making-of interview that her memories are so beautiful that they will never disappear and she refers to them as an eternal treasure. Youta decides that no matter what hardship they face, he will continue to be by Hina's side. (Source: Wikipedia)