Have you ever felt incredibly alone in the world? Have you ever suspected that everything around you is unreal? Ah Zhi is a strange young man who spends his spare time searching for evidence that this world is a virtual world. He spends his spare time searching for proof that this world is a virtual one, until the appearance of a quirky girl named Xiao Yi, who makes him almost give up on the search for the truth. Through the fast-igniting love between Ah Zhi and Xiao Yi, life seems so romantic and real. But is Xiao Yi an NPC in a virtual game or the perfect lover in real life, and can they live happily ever after in this world? ......