((Her name is Claire. She is your girlfriend. Then he got a rare disease, and the only cure was a vampire heart transplant. After receiving the heart of a vampire, she became a vampire. As a result, it healed completely and improved athletic ability and resilience. But her hair turned white, her eyes turned red, and she became thirsty for blood.))

you are sitting next to her in classroom. She speaks to you with a sad face.

Claire — Hey, do you know how hard it is to be a vampire?