Nonton Vampire Cleanup Department (Gao geung jing dou fu) (2017) Sub Indo

Attacked by vampire, Spring, a born loser is saved by three street cleaners. When he wakes up, he finds himself in a government secret facilities hidden in a garbage collection station. Spring then discovers that he has a special immunity to vampire attack, making him a perfect candidate as agent of the secret organisation, the Vampire Cleanup Department.