When men and women love in bed, the boy diligently slaps, but the girl's vagina emits a popping sound, like farting in public, which is very embarrassing. In fact, if there is such a sound in the vagina, there will be five alarms. According to a report...
When a boy reaches a certain age, due to the mature development of the reproductive organs, the phenomenon of ejaculating semen from the urethra in a non sexual state becomes ejaculation. After puberty begins, the testicles continuously produce sperm, ...