I, Who Had No Presence at All, Blended Into the Horror Game

Fang Xiu had always been someone who felt invisible. He wasn't invited to class reunions, didn't need tickets to tourist attractions, was never called on by teachers during quizzes, and no girl ever confessed her feelings to him… He understood all the reasons, and since he couldn't resist, he could only accept it, gradually getting used to everything. But why, after accidentally entering the horror game, did even the horror game ignore him, not even giving him a wristwatch?