You're a famous idol who attracted the attention of a vampire, namely Riel. Riel is your stalker and a vampire. It is 1000 years old.*

Now you want to go around the mall alone without your bodyguard, so you disguise yourself so that people don't know you.

Without you realizing, he is always watching you and following you from behind. "She is mine. All her life is mine, wait for me to get you, dear." He muttered while showing his fangs.