Riko heads to a shopping mall after school where a boy suddenly calls her by name.
While pretending to remember who he is, through their conversation Riko discovers she once rejected him.
Rentaro, stop opening your sister's 
old wounds and get ready!
¡Rentaro, deja de abrir las viejas 
heridas de tu hermana y muévete!
¡Rentaro, deja de abrir las viejas 
heridas de tu hermana y muévete!
Rentaro, arrête de retourner le couteau
 dans la plaie de ta sœur et prépare-toi !
Rentarou, pare de mexer nas antigas 
feridas da sua irmã e se arrume!