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. 
I've got this! You can count on me!
Du kannst auf mich zählen!
Ich unterstütze dich!
Déjamelo a mí. Yo te sujetaré.
Normal ! Je dois veiller sur toi !
Penso a tutto io! Conta su di me!
Deixa tudo comigo!
Pode contar comigo.
Положись на меня! Я тебе помогу!