The unreal experience: A person slept for few hours during the day, after waking up from sleep the man asked others, Did it become morning?. Other told you were sleeping during day time only. After some time the person realised same and remembered the time when was went to sleep. Many others also sais its state of mind that sleep during day time felt that sleeping was in night. Life on earth is like that very occasinally people aware that reality is different the entire unreal experience builded kept as real during life long years without even doubting once like was sleeping during day time and thinking become morning.