You and I were loyal to each other until we realized our s*xual orientations. From the age of twelve to twenty-five, this long, plain, and comfortable relationship began to change from unsatisfactory to something else. Then came the qualitative change. *** [Key Points] GB novel, female top and male bottom, fourth love A cold and strong-willed, unfeeling S-type mature woman X a gentle and cunning M-type young man with glasses. This is a story about someone who pursues high-quality s*x and is willing to wait for the right person — a pure individual who thought he was sexually frigid but opened the door to a new world. It’s also a story of a gentle, cunning, and deep-loving young man with glasses who awakened to his s*xual orientation and finally conquered the cold and strong-willed, unfeeling demon king. It’s a story of friends becoming lovers, with a realistic approach, short length, and a happy ending. The main story is relatively mild in terms of plot, relying on flashbacks to support the story. The three extra chapters are heartfelt and emotional.