A Certain Scientific Railgun - Season 3 Episode 15 Promise
A young Kozaku grins and bears her way through her youth in an Academy City research institution, where she befriends Dolly, one of the other girls there. But when Kozaku learns the grim truth about Dolly, it sets her on a life-altering course.
- Genre: Action & Adventure, Animation, Comedy, Sci-Fi & Fantasy
- Studio: Tokyo MX
- Keyword: based on novel or book, supernatural, psychokinesis, tragedy, school, female protagonist, middle school, based on manga, spin off, super power, seinen, anime, espers, toaru
- Cast: Rina Sato, Satomi Arai, Aki Toyosaki, Kanae Ito, Minako Kotobuki, Atsuko Tanaka