Doctor Oguz has been having nightmares for a while. Oguz, who experiences strange events that he cannot explain, realizes that sera, who is sleeping in the psychiatric hospital where she works, has similar problems. Oguz, who wants to learn about Sera’s experiences and find the answers to his own questions, has only one day. The next morning, Sera will be electro-shocked. Oguz, who starts to listen to Sera, finds himself in a mysterious murder case as Sera tells.