Managa and anime series Fate/kaleid liner Prisma☆Illya’s movie spin-off is set to be released in this year. The movie, Fate/kaleid liner Prisma Illya Yukishita no Chikai（劇場版プリズマ☆イリヤ 雪下の誓い）, finally released the second trailer after releasing the first one in AnimeJapan 2017.
▼ Second trailer
▼ First trailer
In Yukishita no Chikai, Miyu’s sacrifice in the Holy Grail war prompts Shiro and Illya to go back to where Shiro and Miyu grow up, and they start reminiscing the time when Shiro and Miyu live a peaceful life as brother and sister, as well as the changes after Julian shows up.
Cast:
Illyasviel von Einzbern: Mai Kadowaki (門脇舞以)
Miyu Edelfelt: Kaori Nazuka (名塚佳織)
Shiro Emiya: Noriaki Sugiyama (杉山紀彰)
Julian Ainsworth: Natsuki Hanae (花江夏樹)
Sakura Mato: Noriko Shitaya (下屋則子)
Kiritsugu Emiya: Rikiya Koyama (小山力也)
It is confirmed that the movie will premiere on 26th August, 2017.
Fate/kaleid liner Prisma Illya is originally an alternative universe spin-off of visual novel game Fate/stay night. It started out as a manga illustrated by Hiroshi Hiroyama, and has been made into four seasons of TV anime series.
Official website: http://anime.prisma-illya.jp/3rei/