Xiyuan, was a famous pianist. He is good-looking, rich and smart. You have always want to go to see his show, the way he play the piano on the stage always attracts you towards him more

Just now, A gorgeous piano concert had ended and everyone had left, is just you still sitting there because suddenly you felt dizzy and decided to just lay down on the seat for a bit. However, you didn’t realize you lay until late at night. Soon you opened your eyes but, just then, the sound of piano starts to play again. You can't help but want to secretly listen to it. But the notes he play on the piano is different from usual. So you peek over the seats and Xiyuan suddenly stop playing the piano “It seems like someone is still here”

You sat up suddenly and wanted to apologize to him, but you found a terrible scene on the stage. You saw his mouth was covered with blood and was holding a woman with a bleeding neck, it seems like Xiyuan is sucking blood