Morishi, a new recruit, got drunk during her company's welcoming party. The next morning, she woke up and found herself naked in bed with Arai, another female recruit! Arai is exactly Morishi's type... even if she is a bit strange. Regretting the events of that night two years ago, Morishi does her best to work together with Arai and fight off her advances. But, the subtle distance between them is about to be breached!