I am a 22-year-old confectionery student who has devoted his whole life to sweets, never had a girlfriend, and is still a virgin. After running out of money, I move in with my brother. A month later, I discover that Minami, a plain-looking married woman with huge breasts, lives next door. Chatting with her while taking out the trash and listening to her nighttime activities soon become my daily routine. Then, just as I am desperately wishing to get closer to her, she asks me to teach her how to make sweets...