High school student Yuta Asamura begins living with his stepsister Saki Ayase and her mother due to his father's remarriage. Both Yuta and Saki, who hold cautious values regarding relationships between men and women, agree to live with an appropriate sense of distance between them.
It might be tough for me to treat 
you the same as a close friend,
قد يكون من الصّعب عليّ أن أعاملكِ
،نفس معاملة صديق مُقرّب
Trattarti come una vecchia amica è difficile,