In countless parallel worlds, who is real and who is fake?
Maybe you really exist in this world, but you don't exist in another world.
Maybe, you will find someone who is exactly like you.
So who is the fake? Maybe it's you, maybe it's him.
Qiu Yicheng didn't know that he had been replaced since he was born, and was that man a fake?
He just wanted to live a real life and have fun with his friends, but he encountered such a strange thing.
Maybe, the puzzle will never be solved.