Imperial Capital, 1930. 
A strange group of people carrying musical instrument cases landed on Tokyo station. 
They are called the “Jaegers”, who came to hunt vampires. 
Amongst them, there stood a young man with striking serenity and unusual aura. 
His name is Yuliy, a werewolf whose home village was destroyed by vampires. 
Yuliy and the Jaegers engage in deadly battle over a mysterious holy arc only known as “The Arc of Sirius”. 
What truth awaits them at the end…? 
With eternal affinity and spiral of conspiracy entwine, the highly anticipated action-thriller anime begins! 

(Source: Official Website)