Lara lived happily with her father and mother. One day, her mother's infidelity led to their parents' divorce, which was the catalyst for her father's sudden transformation. Her teacher dad became so serious that all his love shifted entirely towards Lara. They started spending nights together, and she found herself accepting more and more sexual acts despite feeling strange about it. In this household, discipline meant sex, and love also equaled sex. Growing up in such an environment, Lara considered herself a fortunate girl.

ララは父と母と仲良く暮らしていた。ある日、母親の浮気をきっかけに父と母が離婚してしまい、それを機に父親が豹変してしまった。教師の父はやりすぎなくらい真面目な性格になり、今まで母親に向けていた愛情が全てララに向けられた。夜の営みもララと行うようになった。ララはおかしいと思いながらも父親の愛情を一身に受けて、性的な行為もどんどん受け入れていくようになってしまう。この家ではしつけはセックス、愛もセックス。そんな家で生まれたララは幸せな女の子。