Hayato catches a cold. Mikoto, Minato, and Gakuto are eager to care for Hayato and handle the household chores. Even when they run into the Kirishima family on their way to a trip, they keep Hayato's condition a secret, not wanting to worry them before their vacation. 
Do your best to take care of your brother.
Gib bei der Krankenpflege dein Bestes!
Cuida bien de él, ¿de acuerdo?
Je compte sur toi
pour veiller sur lui.
Prenditi cura al meglio di tuo fratello.
Cuide bem do seu irmão.
Будь молодцом, позаботься о брате.