Cuckolded by His High School Sweetheart Omnibus Edition

18-year-olds Maddie and Damon are deeply in love and planning on spending their lives together. There's just one problem: Gorgeous young Maddie can't stop cheating on her sweet, innocent boyfriend. Will the deliciously slutty Maddie decide to go back to being a prim and proper girlfriend or will she decide that her little boyfriend has to be trained to like her dirty?