Lala, her stepfather's daughter from his remarriage, arrives at their home bringing a sense of gentle happiness that he had been clinging onto... But this peace wouldn't last long. Sneaking glances at him while wearing a mischievous smile, she teasingly entices him with her slender body. And even goes after her stepbrother as another target! They are both reduced to nothing but bones...

再婚相手の連れ子のララがこの家にやって来て、穏やかな幸せを噛み締めていた義父。しかし、そんな平穏は長くは続かなかった…。母親の目を盗み、悪戯な笑みを浮かべ細くしなやかな身体で義父を誘惑する。更には義理の兄までもそのターゲットにしてしまう。そして二人は骨抜きにされていくのだ…