Patty is a researcher and she is testing the effects of a new body lotion that is also a sexual stimulant; Olivia answer to the ad and go to the office to get tested. Patty explain Olivia that she will be tied during the test.Olivia is only wearing a bra and her underwear. In the beginning Patty start to caress Olivia sides and armpits, asking what does she feel; then sheOlivia immediately feel the difference.All the time Patty has fun with tied Olivia- tickle and lick her sides and nipples, lick and tickle her feet, use vibrator to bring Olivia huge orgasm.