Shinichi's Brother Has the Top Ten Ghost Faces

The protagonist's personality tends to be dark, not a virgin, and there are many female protagonists. After waking up, he found that the world he woke up in was actually the Kexue world that he had longed for, and he became Kudo Shinichi's cousin and lived in his home. After living for a period of time, I discovered that this world of Ke Xue does not seem to be Ke Xue. . . It wasn't until one day that Tetsuya discovered a strange mask that the real world completely unfolded to Tetsuya. Gin: Who are those in black clothes? They are darker than me. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.