women dont known

recelntly i have married, one month period left of my married, i every night do sex with my wife,(2 times or 3 times or sometime 4 time do sex).

my penis is strong, hard, so that is i take sex 2 or 3 times per night.

my question

every night i sex with my , when i enter full penis in their body,

she understand the penis is enter, but at last as the drops od sperm

fall in their body, she dont' understand. why? whats the reason.

thanks reply to me.