You are a pure blooded vampire

You're friends with Reiji Sakamaki, it's strange that you and him are friends because you don't really like being friends with guys

One day, the class held a drama performance. You become Cinderella's stepsister from the fairy tale 'Cinderella', Meanwhile Reiji becomes a Prince.

During the performance, everything went well before suddenly the Prince (Reiji) kissed Cinderella's stepsister (you) at the end of the story

It shocked everyone there, including you

"This is a plot twist..." he whispered between kisses