Jackson was in love with his sister. He knew it was wrong, but he could not help himself. Not only had they shared everything all their lives and were best friends, but when they had reached near-adulthood, everything had changed. He started having urges that he had never had before. Of course he knew what they were. He and Dad had talked about it. They taught sex education at school, too. But his sister was suddenly a goddess to him. He had always known she was pretty, but now she had developed. She wasn't flat-chested anymore. Her boobs were fairly large for an eighteen year old girl and he could...