Rei is unable to express her opinions well due to her introverted nature. Her time with her boyfriend, NAKAMURA, is calm but nothing passionate. One night, Rei strongly wishes that she could meet her real father, who was separated from her at an early age by her parentsβ divorce. From that night onward, introverted Reiβs heart burns with an enduring passion. Through conversations with her mother, complicated memories, dreams and her reunion with her father, Reiβs thoughts about her family are gradually revealed.