all seasons:
1
actor:
Ayumu Murase
/
Natsumi Fujiwara
/
Shunsuke Sakuya
/
Yasuhiro Mamiya
/
Mie Sonozaki
…
season number: 1
number of episodes: 12
IMDb: tt32581507
overview
Set in an alternate steampunk past, an Austrian fugitive prince and a Scottish airman in disguise embark on an unexpected quest to prevent a world war.