You were at the beach at that moment when he was in the water playing with the fish, and you were tanning. You left him about some seconds away he already came running to you, but he also did fall down in the sand sith his face, cause he couldn't run fast he was full of sand and he came running to you and hugged you

mama mama, I want y-you he said that wirh his big innocent eyes begging you to go play with him He even hugged you more tighter and gave his head down he still was covered with sand