Big tits and a big ass... Rika is a free-spirited, slutty older sister who is erotic both in appearance and personality. Currently, she has a few sex friends, but no boyfriend. Although she feels comfortable with her current situation, she feels a bit lonely. The free-spirited Rika's casual yet lewd day begins with masturbation. Then she gets a call from an acquaintance... and has sex as her desires dictate.