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. 
Besides, goin' on trips is fun
Außerdem ist eine Reise zwar toll,
Además, viajar es divertido, pero poder
ayudarlos me hace cien veces más feliz.
En plus,
même si on s’amusait bien,
E poi, fare un viaggio è bello,
Além disso, viajar é legal,
И знаешь, поездки — это здорово,