Haimura Moroha has the memories of two past lives. He meets two girls, Ranjou Satsuki and Urushibara Shizuno. Their past and present lives begin to intertwine.
You have me, your sister!
Du hast mich doch, deine Schwester!
¡Tienes a tu hermana!
¡Tienes a tu hermana!
En présence de ta petite sœur !
Tu hai già me, la tua sorellina!
Você tem a mim, sua irmã!