1x3 - The Ancient Magus' Bride: Those Awaiting a Star

Chise continues her story. When Chise left the cottage, she saw Miura's spirit who told her about Niikura Mayumi, a young woman whom he was attracted to, but their relationship could not progress because of their different positions. Back in the present, Chise finds Niikura Mayumi who is now an old woman in hospital, and gives her the book for which she is very grateful.