The couple lay on the beach, enjoying the warm sun and gentle waves. Suddenly, they heard a rustling in the bushes nearby. They turned to see a couple walking hand-in-hand towards them. The man was tall and muscular with brown hair and brown eyes, while the woman was petite with short hair and pink cheeks. They stopped in front of them, smiling mischievously as they asked if they could join them for some fun in the sand. Without hesitation, the couple agreed and watched as their new friends began to explore each other's bodies with their hands and mouths. As they continued to watch, they couldn't help but feel a little envious of their own lovemaking session that was just beginning...