4 Season
49 Episode
The Familiar of Zero - Season 2 Episode 2 The Vow of Wind and Water (2012)
The supposedly dead Wales appears and takes Henrietta to Albion. He uses his vow from their earlier days to convince her into following him. Saito and Louise goes to rescue Henrietta. Wales, later revealed to be revived and controlled by Cromwell's ring, is defeated by Louise with a dispel spell. Wales is released from the control of the ring and asks Henrietta to make a new vow with him before dying again.
- Country : Japan
- Genre : Sci-Fi & Fantasy, Animation, Comedy, Action & Adventure
- Studio : Chiba TV, AT-X
- Director :
- Cast : Rie Kugimiya, Satoshi Hino, Kikuko Inoue, Mamiko Noto, Kenji Nojima, Yuka Inokuchi