Kan and Fuyumi met for the first time three years ago at the wedding of Kan’s older brother. After that, nothing, until Kan goes to register for classes at college and discovers Fuyumi working in the registrar’s office. Thing is, Fuyumi was Kan’s older brother’s wife – and they divorced six months after the wedding. Now those three years have passed and Kan and Fuyumi are about to be thrown together by circumstance