Luger Code 1951

Fuente: AniList

The story follows a young genius university professor who is able to learn any language. He is asked to decipher a code used in wireless communication: the Luger Code, developed by werewolves, enemies to mankind. Startled to find that he cannot decipher the code and desperate to study it, the professor embarks on a journey to capture a living werewolf to aid him.