In the lunette of the left wall with the Stories of the Virgin, one witnesses the Nativity of Mary, where Paolo expresses a taste for detailed narration and tasty details. Thus, the back wall of the room is furnished with a ermine cloth; the dynamic figure of the maid running down the stairs, making the veil on her head sway; the nurse tenderly holding the newborn: descriptive elements inserted in an impeccable perspective module (see the glimpse of the lacunars in the wooden ceiling of the room).