Gosick (2011)

Name: Gosick
Genre: Animation, Drama, Mystery
Cast: Hidenobu Kiuchi, Noriko Shitaya, Yui Kano, Miyuki Sawashiro, Takuya Eguchi

Anime series · Animation, Drama, Mystery · 1 season · TMDB 7.9/10

Set in a fictional European country in 1924, a Japanese exchange student meets a mysterious, brilliant girl who only leaves the library to sleep. Her brother, a detective, relies on her exceptional mind to solve difficult mysteries.

Cast: Hidenobu Kiuchi (Grevil de Blois (voice)), Noriko Shitaya (Avril Bradley (voice)), Yui Kano (Cecile Lafitte (voice)), Miyuki Sawashiro (Cordelia Gallo (voice)), Takuya Eguchi (Kujou Kazuya (voice)), Toru Okawa (Brian Roscoe (voice)).

Not on a subscription app in India right now.