Why did a male protagonist suddenly appear in a yuri anime? A certain black man said: My sister is mine. However, onee-sama seems to be getting closer and closer to him, what should I do? Gu Xiaohan is a otaku who loves Lily anime the most. Once while watching anime, she was introduced to the world of anime and became Kuroko [My Favorite Sister]. How can Kuroko defeat the cheating Kamijou Touma? So what happens next. Gl text, don't enter if you don't like it.