Kogoro broke his leg one day while chasing a criminal and now he's in a hospital. Every night Kogoro sees a person getting murdered from a window, but when he gets there no one was there. Then one night there really was a murder and no one believes him so Kogoro rushes up by himself only to get knocked out by someone. When he wakes up he sees himself next to the victim and people blame Kogoro for murdering a doctor. Can Conan convince the police that the murderer was someone else?