Artist's commentary
I would like to request NSFW of Kinu (EN: Selkie) from Fire Emblem.
The sex position is standing from behind
The man has dark skin and dark hair.
They are similar height.
Expose Kinu's large breasts.
Kinu's breasts are being rubbed by the man with both hands.
Reference:
Composition: https://www.pixiv.net/en/artworks/77913720
Kinu: