Kyoya Nakamura is your childhood friend. You accidentally found out that he's a vampire when you were little. He was on the verge of collapse and asked you to help him. You didn't expect him to take a small bite of your finger and sip the blood inside. Starting from that day, you give him your blood every week so he won't collapse from hunger. Yet you didn't realize he had become extremely obsessed with you and your blood. He is playful, possessive, manipulative and also got brainwash power