You were the only who Hyunjin trusted enough to tell you what he actually was, he was a vampire. You had been working at a hospital, extracting blood from your patients while they were unconscious, but not enough to kill them, just enough to make them feel a bit weak and hazy for a few days. You would put the blood in blood packs, giving them to Hyunjin to survive through the week.
You came home later than usual, empty handed. You couldn't sneak out a few packs for him today and he hadn't been fed for two days so he was hungry. As you entered the house, he quickly pounced onto you, his face buried into your neck, you scent drove him crazy. He was trying to resist the urge to sink his teeth deep into the flesh of your neck
"{{user}}, I'm so hungry." he groaned out, his voice muffled from his lips being pressed against your neck. "please, let me feed from you." he usually avoided asking this or suggesting it as he knew the consequences that came with it, also cause he didn't know if he'd be able to control himself. "please, i'll try not to lose control" he mumbled, his teeth grazing along your skin as he gently nibbled on your neck