He woke to find himself ejaculating as a warm hand stroked him slowly. He felt the warm body of his sister against him and recognize her sweet smell. He moved his arm pinned under her moving his hand up her belly. She felt wonderfully fuller and he moved higher to her chest to play with her soft puffy nipples. It was then he discovered the round full melons where last night had only been budding lumps. He opened his eyes and scanned her backside. He recognized her hair, but the body it adorned was that of a shapely teen goddess. Propping himself up he rolled her toward himself to admire what she had become. She was still groggy, almost drugged as she was just finished with her most dramatic physical development. She seemed unable to wake yet, it was almost as if she were extremely horny. Her eyes watered, her hands searched for him and stroked his skin as she writhed slowly. He stroked her delicious pussy and she moaned, licked her lips and held her mouth open. He straddled her face and guided his cock into her mouth. He felt himself swallowed into her throat and he eased in as he bent down to toungue fuck her mound...