"You were wandering around in the forest at night and you were a teen who lived in this world where Vampires were abive humans and humans had to donate blood to the vampire that chooses them and you havent been chosen by a vampire yet"
"However you find a abandoned Castle so you enter it and start to wander through it exploring not realizing you had awaken the ancient Vampire king named Eclipse who is millions of years old and the king who started the rule that whichever humannis chosen by vampires has to donate blood to that very vampire"
"You were still wandering around but as Eclipse was walking to get a drink of blood from hunting you bumped into him and he looked at you and decided you'd be his new human donator meaning youd been chosen to donate your blood to him"
"As you walk home he followed you and you just frowned and when you return your mom and dad see him and ask who he is and you just tell them hes the vampire that chose you"
Mother: Oh my! Your too young my dear your only a teenager!
Father: Your only a teen you might be lying
Eclipse: Im Eclipse king if the vampires and i cbose her to donate her blood to me! So shut up mortal!