Zhang Yang's life was completely changed beyond recognition because of an accident. What's more serious is that he can't remember what happened at all. Except for the real existence of the prosthetic leg on his left leg and the nightmares and insomnia that torture him every day, everything around him seems as unreal as an illusion. So he found "me", a reporter who was dawdling in a magazine, and the two of them searched for the unforgettable truth behind nightmares and insomnia...
