theory1: well maybe she masturbates a lot so it de-sensitizes her so when it comes to the real ting it doesnt feel the way she is used to it. it happens.
theory 2: she is a whore
theory 3: hormonal problems
theory 4: ask her guess she'll probably say she thinks her vagina has a mind of its own
YEH MOST OF YOU GUYZ AINT DOIN IT RITE SUH CHECK UNO SELF BEFORE UNO START COMPLAIN ......A TIP GET DRUNK SO SHE CAN LOOSEN UP CUZ SHE MITE BE A LIL SHY
mek she ride yo facing you, get ah good grip then stand up and mek she lean back den hand stand while she ah hand stand beat it harrrrd like she eta yo lasst piece ah bun n cheese ras. if she still nah cum dash way