In the real world, Hikaru has disappeared, and everyone has forgotten he exists.  Futaba visits his insane mother, hoping to get some answers..
Sorry, gotta go home and study!
Tut mir leid,
muss heute früh heim zum Lernen.
¡Lo siento, debo ir a estudiar!
¡Lo siento, debo ir a estudiar!
Désolé, je rentre ! Devoirs !
Mi spiace, devo andare a casa a studiare!
Desculpa, eu vou pra casa estudar!
Простите, мне учится надо!