[Parallel world + shuttle backtracking + unlimited flow] [Non-routine cool writing, not brainless writing, non-AI writing, can withstand inspection] Mu Zhiwei was forced to get involved in a death game. After clearing the level, he found that everything had gone back to before the game started. The new game was also subtly different from the old game. Just when he thought the dust had settled, his cousin who participated in the game with him had no memory of the game at all. Is all this just his imagination? Or is it reality that has already happened?