私は悪役令嬢らしいので、ラスボスを愛でる係になることにしました

The Villainess Roxane. One day, she realizes that she is living in the world of a novel where her ultimate favorite (bias) exists. Engagement annulment? Who cares! I will help the cold and ruthless Last Boss, my favorite, with all my might and make him happy! A Romance Comedy dedicated to giving everything for ones favorite!