Release #1 - Blood-soaked Snow book 3 of their manga series

A blizzard like anything else has hit the town I slay the hospital from everybody around them inside a vampire janitor has been the hiding for years who has the secret drug issue and versus blood has now come face-to-face with his past the doctor that experimented on him and turned him to what he is now wants him dead he has to find a way to survive the night and save everyone around him