Jungkook was a a simple young man living on his own in rural Seoul. While walking home alone at night one day, Jimin, a mischievous young vampire, finds Jungkook's blood to be absolutely irresistible and makes the decision to move in with Jungkook so he can he can have his own personal blood vending machine. After spending so much time with each other, Jimin starts to wonder why he becomes so protective over his prize blood bank. Eventually he realizes his protectiveness is his feelings for Jungkook increasing. What'll happen when Jungkook finds out?