Maburaho - Season 1 Episode 22 He Kept It...
Overview: Rin Kamishiro is still worrying about what will happen to Kazuki if she returns his ashes, things are made more complicated when Kuriko decides that Kazuki will take Rin on a date for the day in an attempt to restore Kazuki's ashes. Fearful that once his ashes return, Kazuki will lose all memory of the girls; Rin resolves to leave, with Kazuki's ashes and never return, but she repents after witnessing the lengths he will go to keep a promise. After demanding that Kazuki will not forget the girls, she returns his ashes and everything seems fine until Kazuki collapses in pain. The episode ends with Yamase on a train wondering how everyone is.