Adult feelings she's having between her legs

This freckled teenager shows you around her bedroom, top bunk and bottom, until she gets confused by the adult feelings she's having between her legs. When she sends her fingers down to investigate she starts learning about pleasure. Soon she's masturbating and loving it. Suddenly she remembers the present she got from her older sister for her eighteenth birthday, a 'bildo' or something. Once that comes out her childhood is nearing it's close and she's ready for man!