Ai, Neiru, Rika, and Momoe are quickly becoming close friends as they continue to protect Eggs. But as they grow closer, questions pile up and tensions rise.
Nothing can replace youth.
.لا يمكن لشيء تعويض شبابك
Jugend ist unersetzbar.
Juventud, divino tesoro.
Nada puede reemplazar a la juventud.
Rien ne peut remplacer la jeunesse.
Niente può sostituire la giovinezza.
Nada pode substituir a juventude.
Согласись, молодость — 
самое ценное сокровище.