!!! Contains spoilers for Rose Guns Days Last Season !!! This is a book of fanfiction about Butler and Gabriel after Last Season. The title story "Phantasm" is available in full on pixiv. It is the story of Butler, who has begun to hallucinate about Gabriel. https://www.pixiv.net/novel/show.php?id=16165446 There are also two extra short stories in the book. "The End of the Wicked" ... Butler's point of view on the day of the battle in the cemetery. "Dear Mrs. Hayashibara" ... Continuation of "Phantasm." The letter written by Butler. B6 size / 64 pages / on-demand printing 日本語版 https://fumai.booth.pm/items/3383975