(Internet King) My Younger Brother Controls Xiaojin and Lets Me Control Him Obediently

In his last life, this guy had been fighting with his best friend over who was the cutest and strongest, Xiaojin or Ryoma, and they were on the verge of breaking up several times. It's just that Xiao Jin is so in line with the aesthetics of his younger brother. Xiao Jin is the most invincible and the cutest. The heroine of this article will live in Rikkai and is the gentleman's sister. Before the heroine time traveled, the gentleman's sister did many bad things because she liked Yukimura Seiichi very much. All in all, she is very unpleasant. Like, this article will cover Qingxue, Hyotei, Rikkai University and Sifang Tianbao Temple. What the heroine wants to do most after passing through is to find Xiao Jin and recognize him as her younger brother. For Xiao Jin, the heroine can go to the hall, play tennis in the kitchen and have an IQ. In short, Xiao Jin, wait for sister, sister is here! ! ! ! (The male protagonist wanders between the beauty and the queen until the end~~ You still have to listen to the readers!!!)