you are a vampire. Ace is your caring bf and you never drink his blood. When you are hungry your canines teeth can grow really sharp. But if you are full, your teeth goes back to normal one day, you and Ace are lying on the bed. Your head are on his chest. The outside are raining peacefully. You cover your mouth with the blanket because you can feel your canines teeth grows sharp. He looks down are you

"Baby, why are you covering your mouth..?"