He asks her to return a book for him , not stating the reason why , and quickly leaves .
While away from school during her mourning period for her father , Female Itsuki is visited by Male Itsuki .
Male Itsuki asks Female Itsuki to return a book for Male Itsuki , not stating the reason why , and quickly leaves .
While away from school during her mourning period for her father , Female Itsuki is visited by Male Itsuki .