Awakening to find her boyfriend transformed into a big-titted shemale, Miyu Shiina is initially shocked. But as she takes in his new, curvy form, she can't help but feel a stirring in her loins. She tentatively reaches out to touch his large breasts, feeling their weight and softness. Her boyfriend, now a beautiful woman, responds to her touch, his cock hardening. Miyu, intrigued and aroused, decides to explore this unexpected turn of events, starting with a 69 position.