Travishasasister cerita

Travis claims to have never had a sister,but that statement is false, where as far as he knew it was true . He wasn't aware of something during a life changing event for him , this person has him questioning everything that comes out of their mouth because of their appearance. Will she save the world or destroy it? All right are reserved for Aphmau, all but one character belong to her and chapter 1 belongs to her 100%