First, carefully add the bedspread by leaning it onto the sheet and glueing it on. Don't push it on, simply let it drop: the silicone has to remain with volume: if you press the figures on you will ruin your picture.
Do the same with Snow White, but bear in mind that she needs to be higher up than the bed spread and that her hand needs to be resting on the bed spread. This way, it will appear that Snow White is nearer us than the bed spread. Now we have started to give volume to the picture.