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. 
Stop it! Don't treat me like an old man! Teenagers are so mean!
¡Para, no me trates como a un viejo!
Chega! Não fale como se eu fosse idoso!
Adolescentes são tão cruéis!