Gakuto is keeping his class observation day from Hayato by using a stand-in. 
What's that supposed to mean?
W-Wie bitte?!
¡¿Qué dijiste?!
Qu’est-ce que tu sous-entends ?
C-Cosa vorresti dire?!
O-O que quer dizer com isso?
Ч-что ты сказал?!