The young woman has indeed reached full womanhood and she has willingly surrendered herself to her husband. This a joyful act of submission that finds no shame but rather peace.
This peace, or wholeness, is found in his eyes, the organs that played such a significant part in the initial attraction process, observing and being observed in all their beauty. The search for love ends when the lovers find each other.1
10 I was a wall, and my breasts were like towers; then I was in his eyes as one who finds peace.