I.O.U. Game Once, Twice, or as often as you like, you and your lover each exchange a hidden I.O.U. Share your erotic surprise with one another and follow the instructions to fulfill the I.O.U. With I.O.U you'll learn new bedroom tricks, and variations on the old ones.Contents: 42 Hidden Pull-Tabs Sample:A very sensual body Massage A Teasing Tongue Bath A Fantasy of your choice A Strip Tease Ill be your slave for the night Ill tell you an explicit fantasy Cover me with chocolate syrup Blindfold me and have your way One whole day in bed Bubble bath for two Watch me play with myself Shower for two Tie-me-up and then Role-play fantasy of your choice Sex in a public place Hot steamy sex The best oral sex of your life! 30-minutes of passionate kisses anywhere. I.O.U design is a trademark of Ball and Chain, LLC .