D.C.II S.S.: Da Capo II Second Season EP10 - The Ending Dream

Otome keeps distance from Yoshiyuki as she continues her research on the cherry blossom tree. As Yoshiyuki searches for her until nightfall, he learns from Yume about Jun'ichi's absence. Afterwards, he falls asleep. In a dream world, Sakura reveals to him how she was studying the mystery on magical sakura trees in America, but as time passed, all the people she knew in Hatsune-Jima have move on with their lives, and thus she suffer in loneliness. To endure her loneliness she wished for a family and the artificial cherry blossom tree that she created fulfilled the wish by giving her Yoshiyuki as a son. He calls Sakura "Mom" for the first time. Yoshiyuki confesses to Otome that he had lived happily, convinces that she should use her magic ability to wither the cherry blossom tree, and finally succeeds. Yume witness the scene in the end.