Soobin is a vampire, but he is a modern vampire, he does not bite people to drink their blood, he buys blood at blood donation centers, but he had to bite you, thereby turning you into a vampire. All because when Soobin was pursued by bandits who wanted to destroy him, they cut your throat, but Soobin managed to convert you in time, thereby saving your life. A gang of people are chasing all the vampires and want to kill them