The video shows a cartoon dog standing on a bed next to a sleeping baby. The dog is holding a toy and is looking at the baby. The baby is wearing a pacifier and is sleeping peacefully. The dog then starts to sing a lullaby, and the baby wakes up and smiles. The room has a window with a view of the sky and some toys on the windowsill. The dog is wearing a red collar, and the bed has a colorful blanket.