With a light musical sound, the picture flashes through a man in black to bubble in the middle of the night, SpongeBob and Octopus lie on the bed, a man in a nanny's cap holds a toy bird in hand, a smiling short-haired woman holds a cigarette in the room, neatly arranged pencils are quickly sharpened in mechanical equipment, a group of men dance outside, and finally a sea horse swim in the sea.