 As the train rolls away, Takaki decides that the loss of his letter is not important anymore after the kiss, while Akari silently looks at her own letter addressed to Takaki, which she decided not to give him.In 1999, Takaki is now in the third year of senior high in Tanegashima, where the Tanegashima Space Center is located.Kanae Sumida, a classmate of Takaki, has been in love with him ever since meeting him in middle school but has never had the courage to confess her feelings.