A cute guy with an angelic face? Check. A cold and aloof outsider with a cat? Check. A class full of vampires? Check... Wait, what? All her life, Seonha Shin has lived in the shadow of her sister, Seonghye, who is one year older than her. Luckily, there is one thing Seonha does better than her sister -- donating blood! When Seonha gets special admission into a prestigious university as a blood donor, she finally starts to feel like the main character of her life. Little did she know she'd be surrounded by vampires!
Dajun is bullied every single day at school. Desperate, he believes taking his own life will end his torment but soon realizes it's not him who deserves to die... it's all the scumbags in this world. And when an incident with his bullies forces him to have to fend for himself on the streets, Dajun sets out for revenge. To do so, he’ll need to become strong. But he quickly learns that school bullies aren’t his greatest enemy… he’s now got bigger fish to fry.