Karen is caught masturbating by her brother, who then approaches her with some joke/lie, claiming that her vagina needs a real cock or it will be blocked. She took the taunts seriously and grabbed his cock for the deed.
Quick Link:
gaigoisex.net/1980
gaigoisex.net/code/PPPD-966
Movie Code:
PPPD-966
Actor:
Karen Kaede