Cut out the figures to fit onto the front of the trunk, and the sides, allowing for the dark wood effect above the figures to be the lip.
Cut out a piece of wooden flooring to fit the whole top of the trunk, including a piece to cover the front lip.
Cut out thin pieces to go around the sides of the lid, and on the corners of the front.
Cut out figures to be placed on the top of the lid, over the wooden flooring.