YOU SAID:

mom and dad shall kuso with sister

INTO JAPANESE

ママとパパは妹と一緒にクソしなければならない

BACK INTO ENGLISH

Mom and dad have to fuck with sister

INTO JAPANESE

ママとパパは妹とセックスする必要があります

BACK INTO ENGLISH

Mom and dad need to have sex with sister

INTO JAPANESE

ママとパパは妹とセックスする必要があります

BACK INTO ENGLISH

Mom and dad need to have sex with sister