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. 
It's okay...
Keine Sorge …
T’inquiète pas.
Tranquilli...
Está tudo bem...
Не беспокойся.