Meo Roo is an ordinary high school student who has a one-sided crush on Yun Seo. He does not know that he has the blood of great men wanted by vampires for their vines.
Even if Yun Seo keeps on putting an iron wall against him, she still cannot hide her attraction for him. One day, Yun Seo bloodsucked him and he found out that she was a vampire. His normal daily life took a shock.
