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. 
their cells begin to die faster than they replicate.
Das Alter, in dem die Zellen beginnen,
schneller abzusterben, als sich neue bilden.
tus células mueren más rápido
de lo que se regeneran.
que les cellules commencent
à mourir plus rapidement
le cellule muoiano più velocemente
di quanto riescano a replicarsi.
suas células começam a morrer
mais rápido do que se replicam.